555 lines
27 KiB
Python
555 lines
27 KiB
Python
# -*- coding: utf-8 -*-
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import datetime
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import io
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import json
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from PIL import Image
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import re
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from urllib import urlencode
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import urllib2
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from urlparse import urlparse
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from openerp import api, fields, models, SUPERUSER_ID, _
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from openerp.tools import image
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from openerp.exceptions import Warning
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from openerp.addons.website.models.website import slug
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class Channel(models.Model):
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""" A channel is a container of slides. It has group-based access configuration
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allowing to configure slide upload and access. Slides can be promoted in
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channels. """
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_name = 'slide.channel'
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_description = 'Channel for Slides'
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_inherit = ['mail.thread', 'website.seo.metadata', 'website.published.mixin']
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_order = 'sequence, id'
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_order_by_strategy = {
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'most_viewed': 'total_views desc',
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'most_voted': 'likes desc',
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'latest': 'date_published desc',
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}
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name = fields.Char('Name', translate=True, required=True)
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description = fields.Html('Description', translate=True)
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sequence = fields.Integer(default=10, help='Display order')
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category_ids = fields.One2many('slide.category', 'channel_id', string="Categories")
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slide_ids = fields.One2many('slide.slide', 'channel_id', string="Slides")
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promote_strategy = fields.Selection([
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('none', 'No Featured Presentation'),
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('latest', 'Latest Published'),
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('most_voted', 'Most Voted'),
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('most_viewed', 'Most Viewed'),
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('custom', 'Featured Presentation')],
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string="Featuring Policy", default='most_voted', required=True)
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custom_slide_id = fields.Many2one('slide.slide', string='Slide to Promote')
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promoted_slide_id = fields.Many2one('slide.slide', string='Featured Slide', compute='_compute_promoted_slide_id', store=True)
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@api.depends('custom_slide_id', 'promote_strategy', 'slide_ids.likes',
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'slide_ids.total_views', "slide_ids.date_published")
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def _compute_promoted_slide_id(self):
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for record in self:
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if record.promote_strategy == 'none':
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record.promoted_slide_id = False
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elif record.promote_strategy == 'custom':
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record.promoted_slide_id = record.custom_slide_id
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elif record.promote_strategy:
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slides = self.env['slide.slide'].search(
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[('website_published', '=', True), ('channel_id', '=', record.id)],
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limit=1, order=self._order_by_strategy[record.promote_strategy])
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record.promoted_slide_id = slides and slides[0] or False
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nbr_presentations = fields.Integer('Number of Presentations', compute='_count_presentations', store=True)
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nbr_documents = fields.Integer('Number of Documents', compute='_count_presentations', store=True)
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nbr_videos = fields.Integer('Number of Videos', compute='_count_presentations', store=True)
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nbr_infographics = fields.Integer('Number of Infographics', compute='_count_presentations', store=True)
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total = fields.Integer(compute='_count_presentations', store=True)
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@api.depends('slide_ids.slide_type', 'slide_ids.website_published')
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def _count_presentations(self):
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result = dict.fromkeys(self.ids, dict())
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res = self.env['slide.slide'].read_group(
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[('website_published', '=', True), ('channel_id', 'in', self.ids)],
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['channel_id', 'slide_type'], ['channel_id', 'slide_type'],
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lazy=False)
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for res_group in res:
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result[res_group['channel_id'][0]][res_group['slide_type']] = result[res_group['channel_id'][0]].get(res_group['slide_type'], 0) + res_group['__count']
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for record in self:
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record.nbr_presentations = result[record.id].get('presentation', 0)
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record.nbr_documents = result[record.id].get('document', 0)
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record.nbr_videos = result[record.id].get('video', 0)
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record.nbr_infographics = result[record.id].get('infographic', 0)
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record.total = record.nbr_presentations + record.nbr_documents + record.nbr_videos + record.nbr_infographics
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publish_template_id = fields.Many2one(
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'mail.template', string='Published Template',
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help="Email template to send slide publication through email",
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default=lambda self: self.env['ir.model.data'].xmlid_to_res_id('website_slides.slide_template_published'))
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share_template_id = fields.Many2one(
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'mail.template', string='Shared Template',
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help="Email template used when sharing a slide",
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default=lambda self: self.env['ir.model.data'].xmlid_to_res_id('website_slides.slide_template_shared'))
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visibility = fields.Selection([
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('public', 'Public'),
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('private', 'Private'),
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('partial', 'Show channel but restrict presentations')],
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default='public', required=True)
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group_ids = fields.Many2many(
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'res.groups', 'rel_channel_groups', 'channel_id', 'group_id',
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string='Channel Groups', help="Groups allowed to see presentations in this channel")
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access_error_msg = fields.Html(
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'Error Message', help="Message to display when not accessible due to access rights",
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default="<p>This channel is private and its content is restricted to some users.</p>", translate=True)
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upload_group_ids = fields.Many2many(
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'res.groups', 'rel_upload_groups', 'channel_id', 'group_id',
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string='Upload Groups', help="Groups allowed to upload presentations in this channel. If void, every user can upload.")
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# not stored access fields, depending on each user
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can_see = fields.Boolean('Can See', compute='_compute_access', search='_search_can_see')
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can_see_full = fields.Boolean('Full Access', compute='_compute_access')
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can_upload = fields.Boolean('Can Upload', compute='_compute_access')
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def _search_can_see(self, operator, value):
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if operator not in ('=', '!=', '<>'):
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raise ValueError('Invalid operator: %s' % (operator,))
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if not value:
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operator = operator == "=" and '!=' or '='
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if self._uid == SUPERUSER_ID:
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return [(1, '=', 1)]
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# Better perfs to split request and use inner join that left join
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req = """
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SELECT id FROM slide_channel WHERE visibility='public'
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UNION
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SELECT c.id
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FROM slide_channel c
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INNER JOIN rel_channel_groups rg on c.id = rg.channel_id
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INNER JOIN res_groups g on g.id = rg.group_id
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INNER JOIN res_groups_users_rel u on g.id = u.gid and uid = %s
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"""
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op = operator == "=" and "inselect" or "not inselect"
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# don't use param named because orm will add other param (test_active, ...)
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return [('id', op, (req, (self._uid)))]
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@api.one
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@api.depends('visibility', 'group_ids', 'upload_group_ids')
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def _compute_access(self):
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self.can_see = self.visibility in ['public', 'private'] or bool(self.group_ids & self.env.user.groups_id)
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self.can_see_full = self.visibility == 'public' or bool(self.group_ids & self.env.user.groups_id)
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self.can_upload = self.can_see and (not self.upload_group_ids or bool(self.upload_group_ids & self.env.user.groups_id))
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@api.multi
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@api.depends('name')
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def _website_url(self, name, arg):
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res = super(Channel, self)._website_url(name, arg)
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base_url = self.env['ir.config_parameter'].get_param('web.base.url')
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res.update({(channel.id, '%s/slides/%s' % (base_url, slug(channel))) for channel in self})
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return res
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@api.onchange('visibility')
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def change_visibility(self):
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if self.visibility == 'public':
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self.group_ids = False
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class Category(models.Model):
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""" Channel contain various categories to manage its slides """
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_name = 'slide.category'
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_description = "Slides Category"
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_order = "sequence, id"
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name = fields.Char('Name', translate=True, required=True)
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channel_id = fields.Many2one('slide.channel', string="Channel", required=True, ondelete='cascade')
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sequence = fields.Integer(default=10, help='Display order')
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slide_ids = fields.One2many('slide.slide', 'category_id', string="Slides")
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nbr_presentations = fields.Integer("Number of Presentations", compute='_count_presentations', store=True)
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nbr_documents = fields.Integer("Number of Documents", compute='_count_presentations', store=True)
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nbr_videos = fields.Integer("Number of Videos", compute='_count_presentations', store=True)
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nbr_infographics = fields.Integer("Number of Infographics", compute='_count_presentations', store=True)
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total = fields.Integer(compute='_count_presentations', store=True)
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@api.depends('slide_ids.slide_type', 'slide_ids.website_published')
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def _count_presentations(self):
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result = dict.fromkeys(self.ids, dict())
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res = self.env['slide.slide'].read_group(
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[('website_published', '=', True), ('category_id', 'in', self.ids)],
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['category_id', 'slide_type'], ['category_id', 'slide_type'],
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lazy=False)
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for res_group in res:
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result[res_group['category_id'][0]][res_group['slide_type']] = result[res_group['category_id'][0]].get(res_group['slide_type'], 0) + res_group['__count']
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for record in self:
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record.nbr_presentations = result[record.id].get('presentation', 0)
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record.nbr_documents = result[record.id].get('document', 0)
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record.nbr_videos = result[record.id].get('video', 0)
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record.nbr_infographics = result[record.id].get('infographic', 0)
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record.total = record.nbr_presentations + record.nbr_documents + record.nbr_videos + record.nbr_infographics
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class EmbeddedSlide(models.Model):
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""" Embedding in third party websites. Track view count, generate statistics. """
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_name = 'slide.embed'
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_description = 'Embedded Slides View Counter'
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_rec_name = 'slide_id'
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slide_id = fields.Many2one('slide.slide', string="Presentation", required=True, index=True)
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url = fields.Char('Third Party Website URL', required=True)
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count_views = fields.Integer('# Views', default=1)
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def add_embed_url(self, slide_id, url):
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schema = urlparse(url)
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baseurl = schema.netloc
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embeds = self.search([('url', '=', baseurl), ('slide_id', '=', int(slide_id))], limit=1)
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if embeds:
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embeds.count_views += 1
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else:
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embeds = self.create({
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'slide_id': slide_id,
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'url': baseurl,
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})
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return embeds.count_views
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class SlideTag(models.Model):
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""" Tag to search slides accross channels. """
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_name = 'slide.tag'
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_description = 'Slide Tag'
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name = fields.Char('Name', required=True)
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_sql_constraints = [
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('slide_tag_unique', 'UNIQUE(name)', 'A tag must be unique!'),
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]
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class Slide(models.Model):
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""" This model represents actual presentations. Those must be one of four
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types:
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- Presentation
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- Document
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- Infographic
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- Video
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Slide has various statistics like view count, embed count, like, dislikes """
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_name = 'slide.slide'
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_inherit = ['mail.thread', 'website.seo.metadata', 'website.published.mixin']
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_description = 'Slides'
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_PROMOTIONAL_FIELDS = [
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'__last_update', 'name', 'image_thumb', 'image_medium', 'slide_type', 'total_views', 'category_id',
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'channel_id', 'description', 'tag_ids', 'write_date', 'create_date',
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'website_published', 'website_url', 'website_meta_title', 'website_meta_description', 'website_meta_keywords']
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_sql_constraints = [
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('name_uniq', 'UNIQUE(channel_id, name)', 'The slide name must be unique within a channel')
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]
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# description
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name = fields.Char('Title', required=True, translate=True)
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description = fields.Text('Description', translate=True)
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channel_id = fields.Many2one('slide.channel', string="Channel", required=True)
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category_id = fields.Many2one('slide.category', string="Category", domain="[('channel_id', '=', channel_id)]")
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tag_ids = fields.Many2many('slide.tag', 'rel_slide_tag', 'slide_id', 'tag_id', string='Tags')
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download_security = fields.Selection(
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[('none', 'No One'), ('user', 'Authentified Users Only'), ('public', 'Everyone')],
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string='Download Security',
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required=True, default='user')
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image = fields.Binary('Image', attachment=True)
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image_medium = fields.Binary('Medium', compute="_get_image", store=True, attachment=True)
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image_thumb = fields.Binary('Thumbnail', compute="_get_image", store=True, attachment=True)
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@api.depends('image')
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def _get_image(self):
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for record in self:
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if record.image:
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record.image_medium = image.crop_image(record.image, type='top', ratio=(4, 3), thumbnail_ratio=4)
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record.image_thumb = image.crop_image(record.image, type='top', ratio=(4, 3), thumbnail_ratio=6)
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else:
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record.image_medium = False
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record.iamge_thumb = False
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# content
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slide_type = fields.Selection([
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('infographic', 'Infographic'),
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('presentation', 'Presentation'),
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('document', 'Document'),
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('video', 'Video')],
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string='Type', required=True,
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default='document',
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help="Document type will be set automatically depending on file type, height and width.")
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index_content = fields.Text('Transcript')
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datas = fields.Binary('Content')
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url = fields.Char('Document URL', help="Youtube or Google Document URL")
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document_id = fields.Char('Document ID', help="Youtube or Google Document ID")
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mime_type = fields.Char('Mime-type')
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@api.onchange('url')
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def on_change_url(self):
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self.ensure_one()
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if self.url:
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res = self._parse_document_url(self.url)
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if res.get('error'):
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raise Warning(_('Could not fetch data from url. Document or access right not available:\n%s') % res['error'])
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values = res['values']
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if not values.get('document_id'):
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raise Warning(_('Please enter valid Youtube or Google Doc URL'))
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for key, value in values.iteritems():
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setattr(self, key, value)
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# website
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date_published = fields.Datetime('Publish Date')
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website_message_ids = fields.One2many(
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'mail.message', 'res_id',
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domain=lambda self: [('model', '=', self._name), ('message_type', '=', 'comment')],
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string='Website Messages', help="Website communication history")
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likes = fields.Integer('Likes')
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dislikes = fields.Integer('Dislikes')
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# views
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embedcount_ids = fields.One2many('slide.embed', 'slide_id', string="Embed Count")
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slide_views = fields.Integer('# of Website Views')
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embed_views = fields.Integer('# of Embedded Views')
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total_views = fields.Integer("Total # Views", default="0", compute='_compute_total', store=True)
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@api.depends('slide_views', 'embed_views')
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def _compute_total(self):
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for record in self:
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record.total_views = record.slide_views + record.embed_views
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embed_code = fields.Text('Embed Code', readonly=True, compute='_get_embed_code')
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def _get_embed_code(self):
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base_url = self.env['ir.config_parameter'].get_param('web.base.url')
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for record in self:
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if record.datas and (not record.document_id or record.slide_type in ['document', 'presentation']):
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record.embed_code = '<iframe src="%s/slides/embed/%s?page=1" allowFullScreen="true" height="%s" width="%s" frameborder="0"></iframe>' % (base_url, record.id, 315, 420)
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elif record.slide_type == 'video' and record.document_id:
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if not record.mime_type:
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# embed youtube video
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record.embed_code = '<iframe src="//www.youtube.com/embed/%s?theme=light" allowFullScreen="true" frameborder="0"></iframe>' % (record.document_id)
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else:
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# embed google doc video
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record.embed_code = '<embed src="https://video.google.com/get_player?ps=docs&partnerid=30&docid=%s" type="application/x-shockwave-flash"></embed>' % (record.document_id)
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else:
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record.embed_code = False
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@api.multi
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@api.depends('name')
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def _website_url(self, name, arg):
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res = super(Slide, self)._website_url(name, arg)
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base_url = self.env['ir.config_parameter'].get_param('web.base.url')
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#link_tracker is not in dependencies, so use it to shorten url only if installed.
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if self.env.registry.get('link.tracker'):
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LinkTracker = self.env['link.tracker']
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res.update({(slide.id, LinkTracker.sudo().create({'url': '%s/slides/slide/%s' % (base_url, slug(slide))}).short_url) for slide in self})
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else:
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res.update({(slide.id, '%s/slides/slide/%s' % (base_url, slug(slide))) for slide in self})
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return res
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@api.model
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def create(self, values):
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if not values.get('index_content'):
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values['index_content'] = values.get('description')
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if values.get('slide_type') == 'infographic' and not values.get('image'):
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values['image'] = values['datas']
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if values.get('website_published') and not values.get('date_published'):
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values['date_published'] = datetime.datetime.now()
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if values.get('url'):
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doc_data = self._parse_document_url(values['url']).get('values', dict())
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for key, value in doc_data.iteritems():
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values.setdefault(key, value)
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# Do not publish slide if user has not publisher rights
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if not self.user_has_groups('base.group_website_publisher'):
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values['website_published'] = False
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slide = super(Slide, self).create(values)
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slide.channel_id.message_subscribe_users()
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slide._post_publication()
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return slide
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@api.multi
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def write(self, values):
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if values.get('url'):
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doc_data = self._parse_document_url(values['url']).get('values', dict())
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for key, value in doc_data.iteritems():
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values.setdefault(key, value)
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if values.get('channel_id'):
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custom_channels = self.env['slide.channel'].search([('custom_slide_id', '=', self.id), ('id', '!=', values.get('channel_id'))])
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custom_channels.write({'custom_slide_id': False})
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res = super(Slide, self).write(values)
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if values.get('website_published'):
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self.date_published = datetime.datetime.now()
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self._post_publication()
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return res
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@api.model
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def check_field_access_rights(self, operation, fields):
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""" As per channel access configuration (visibility)
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- public ==> no restriction on slides access
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- private ==> restrict all slides of channel based on access group defined on channel group_ids field
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- partial ==> show channel, but presentations based on groups means any user can see channel but not slide's content.
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For private: implement using record rule
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For partial: user can see channel, but channel gridview have slide detail so we have to implement
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partial field access mechanism for public user so he can have access of promotional field (name, view_count) of slides,
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but not all fields like data (actual pdf content)
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all fields should be accessible only for user group defined on channel group_ids
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"""
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if self.env.uid == SUPERUSER_ID:
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return fields or list(self._fields)
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fields = super(Slide, self).check_field_access_rights(operation, fields)
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# still read not perform so we can not access self.channel_id
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if self.ids:
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self.env.cr.execute('SELECT DISTINCT channel_id FROM ' + self._table + ' WHERE id IN %s', (tuple(self.ids),))
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channel_ids = [x[0] for x in self.env.cr.fetchall()]
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channels = self.env['slide.channel'].sudo().browse(channel_ids)
|
|
limited_access = all(channel.visibility == 'partial' and
|
|
not len(channel.group_ids & self.env.user.groups_id)
|
|
for channel in channels)
|
|
if limited_access:
|
|
fields = [field for field in fields if field in self._PROMOTIONAL_FIELDS]
|
|
return fields
|
|
|
|
def get_related_slides(self, limit=20):
|
|
domain = [('website_published', '=', True), ('channel_id.visibility', '!=', 'private'), ('id', '!=', self.id)]
|
|
if self.category_id:
|
|
domain += [('category_id', '=', self.category_id.id)]
|
|
for record in self.search(domain, limit=limit):
|
|
yield record
|
|
|
|
def get_most_viewed_slides(self, limit=20):
|
|
for record in self.search([('website_published', '=', True), ('channel_id.visibility', '!=', 'private'), ('id', '!=', self.id)], limit=limit, order='total_views desc'):
|
|
yield record
|
|
|
|
def _post_publication(self):
|
|
base_url = self.env['ir.config_parameter'].get_param('web.base.url')
|
|
for slide in self.filtered(lambda slide: slide.website_published):
|
|
publish_template = slide.channel_id.publish_template_id
|
|
html_body = publish_template.with_context({'base_url': base_url}).render_template(publish_template.body_html, 'slide.slide', slide.id)
|
|
slide.channel_id.message_post(body=html_body, subtype='website_slides.mt_channel_slide_published')
|
|
return True
|
|
|
|
@api.one
|
|
def send_share_email(self, email):
|
|
base_url = self.env['ir.config_parameter'].get_param('web.base.url')
|
|
return self.channel_id.share_template_id.with_context({'email': email, 'base_url': base_url}).send_mail(self.id)
|
|
|
|
# --------------------------------------------------
|
|
# Parsing methods
|
|
# --------------------------------------------------
|
|
|
|
@api.model
|
|
def _fetch_data(self, base_url, data, content_type=False):
|
|
result = {'values': dict()}
|
|
try:
|
|
if data:
|
|
base_url = base_url + '?%s' % urlencode(data)
|
|
req = urllib2.Request(base_url)
|
|
content = urllib2.urlopen(req).read()
|
|
if content_type == 'json':
|
|
result['values'] = json.loads(content)
|
|
elif content_type in ('image', 'pdf'):
|
|
result['values'] = content.encode('base64')
|
|
else:
|
|
result['values'] = content
|
|
except urllib2.HTTPError as e:
|
|
result['error'] = e.read()
|
|
e.close()
|
|
except urllib2.URLError as e:
|
|
result['error'] = e.reason
|
|
return result
|
|
|
|
def _find_document_data_from_url(self, url):
|
|
expr = re.compile(r'^.*((youtu.be/)|(v/)|(\/u\/\w\/)|(embed\/)|(watch\?))\??v?=?([^#\&\?]*).*')
|
|
arg = expr.match(url)
|
|
document_id = arg and arg.group(7) or False
|
|
if document_id:
|
|
return ('youtube', document_id)
|
|
|
|
expr = re.compile(r'(^https:\/\/docs.google.com|^https:\/\/drive.google.com).*\/d\/([^\/]*)')
|
|
arg = expr.match(url)
|
|
document_id = arg and arg.group(2) or False
|
|
if document_id:
|
|
return ('google', document_id)
|
|
|
|
return (None, False)
|
|
|
|
def _parse_document_url(self, url, only_preview_fields=False):
|
|
document_source, document_id = self._find_document_data_from_url(url)
|
|
if document_source and hasattr(self, '_parse_%s_document' % document_source):
|
|
return getattr(self, '_parse_%s_document' % document_source)(document_id, only_preview_fields)
|
|
return {'error': _('Unknown document')}
|
|
|
|
def _parse_youtube_document(self, document_id, only_preview_fields):
|
|
key = self.env['ir.config_parameter'].sudo().get_param('website_slides.google_app_key')
|
|
fetch_res = self._fetch_data('https://www.googleapis.com/youtube/v3/videos', {'id': document_id, 'key': key, 'part': 'snippet', 'fields': 'items(id,snippet)'}, 'json')
|
|
if fetch_res.get('error'):
|
|
return fetch_res
|
|
|
|
values = {'slide_type': 'video', 'document_id': document_id}
|
|
items = fetch_res['values'].get('items')
|
|
if not items:
|
|
return {'error': _('Please enter valid Youtube or Google Doc URL')}
|
|
youtube_values = items[0]
|
|
if youtube_values.get('snippet'):
|
|
snippet = youtube_values['snippet']
|
|
if only_preview_fields:
|
|
values.update({
|
|
'url_src': snippet['thumbnails']['high']['url'],
|
|
'title': snippet['title'],
|
|
'description': snippet['description']
|
|
})
|
|
return values
|
|
values.update({
|
|
'name': snippet['title'],
|
|
'image': self._fetch_data(snippet['thumbnails']['high']['url'], {}, 'image')['values'],
|
|
'description': snippet['description'],
|
|
})
|
|
return {'values': values}
|
|
|
|
@api.model
|
|
def _parse_google_document(self, document_id, only_preview_fields):
|
|
def get_slide_type(vals):
|
|
# TDE FIXME: WTF ??
|
|
image = Image.open(io.BytesIO(vals['image'].decode('base64')))
|
|
width, height = image.size
|
|
if height > width:
|
|
return 'document'
|
|
else:
|
|
return 'presentation'
|
|
key = self.env['ir.config_parameter'].sudo().get_param('website_slides.google_app_key')
|
|
fetch_res = self._fetch_data('https://www.googleapis.com/drive/v2/files/%s' % document_id, {'projection': 'BASIC', 'key': key}, "json")
|
|
if fetch_res.get('error'):
|
|
return fetch_res
|
|
|
|
google_values = fetch_res['values']
|
|
if only_preview_fields:
|
|
return {
|
|
'url_src': google_values['thumbnailLink'],
|
|
'title': google_values['title'],
|
|
}
|
|
|
|
values = {
|
|
'name': google_values['title'],
|
|
'image': self._fetch_data(google_values['thumbnailLink'].replace('=s220', ''), {}, 'image')['values'],
|
|
'mime_type': google_values['mimeType'],
|
|
'document_id': document_id,
|
|
}
|
|
if google_values['mimeType'].startswith('video/'):
|
|
values['slide_type'] = 'video'
|
|
elif google_values['mimeType'].startswith('image/'):
|
|
values['datas'] = values['image']
|
|
values['slide_type'] = 'infographic'
|
|
elif google_values['mimeType'].startswith('application/vnd.google-apps'):
|
|
values['datas'] = self._fetch_data(google_values['exportLinks']['application/pdf'], {}, 'pdf')['values']
|
|
values['slide_type'] = get_slide_type(values)
|
|
if google_values['exportLinks'].get('text/plain'):
|
|
values['index_content'] = self._fetch_data(google_values['exportLinks']['text/plain'], {})['values']
|
|
if google_values['exportLinks'].get('text/csv'):
|
|
values['index_content'] = self._fetch_data(google_values['exportLinks']['text/csv'], {})['values']
|
|
elif google_values['mimeType'] == 'application/pdf':
|
|
# TODO: Google Drive PDF document doesn't provide plain text transcript
|
|
values['datas'] = self._fetch_data(google_values['webContentLink'], {}, 'pdf')['values']
|
|
values['slide_type'] = get_slide_type(values)
|
|
|
|
return {'values': values}
|