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November 12, 2014 16:12
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fonctions de scoring d'un sujet de forum
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from zds.forum.models import TopicFollowed, Topic, Post | |
from zds.utils.models import CommentLike, CommentDislike | |
unit_mark_activity = { | |
"follow": { # points lié au suivi du topic | |
"site": 1, # suivre un topic sur le site | |
"email": 2, # suivre un topic par email | |
} | |
"post" : { # points liés a tous les messages sauf au premier post | |
"new": 2, # nouveau message | |
"like": 1, # like sur un message | |
"dislike": -1, # dislike sur un message | |
"alert": -1, # alerter un message | |
} | |
"po": { # points liés au message principal | |
"like" : 1, # like sur le po | |
"dislike" : -1, # dislike sur le po | |
"alert": -1, # alerter un message | |
} | |
} | |
unit_mark_advice = { | |
"follow": { # points lié au suivi du topic | |
"site": 1, # suivre un topic sur le site | |
"email": 2, # suivre un topic par email | |
} | |
"post" : { # points liés a tous les messages sauf au premier post | |
"new": -1, # nouveau message | |
"like": +2, # like sur un message | |
"dislike": -2, # dislike sur un message | |
"alert": -2, # alerter un message | |
} | |
"po": { # points liés au message principal | |
"like" : 2, # like sur le po | |
"dislike" : -2, # dislike sur le po | |
"alert": -2, # alerter un message | |
"content_h1" : 1 # contient une balise de type h1 | |
"content_h2" : 1 # contient une balise de type h2 | |
} | |
} | |
def scoring_activity(topic): | |
score = 0 | |
# calculate number of follow | |
followed_by_site = TopicFollowed.objects.filter(topic__pk=topic.pk, email=False).count() | |
followed_by_email = TopicFollowed.objects.filter(topic__pk=topic.pk, email=True).count() | |
score += followed_by_site*unit_mark_activity["follow"]["site"] | |
score += followed_by_email*unit_mark_activity["follow"]["email"] | |
# po's scoring | |
po_post = Post.objects.filter(position=1).first() | |
po_likes = po_post.like | |
po_dislikes = po_post.dislike | |
po_alerts = Alert.objects.filter(comment__pk=po_post.pk).count() | |
score += po_likes * unit_mark_activity["po"]["like"] | |
score += po_dislikes * unit_mark_activity["po"]["dislike"] | |
score += po_alerts * unit_mark_activity["po"]["alert"] | |
# post's scoring | |
posts = Post.objects.filter(position>1) | |
posts_new = posts.count() | |
posts_likes = posts.aggregate(total_likes=Sum('like')) | |
posts_dislikes = posts.aggregate(total_likes=Sum('dislike')) | |
posts_alerts = Alert.objects.filter(comment__pk__in=list(posts)).count() | |
score += posts_new * unit_mark_activity["post"]["new"] | |
score += posts_likes * unit_mark_activity["post"]["like"] | |
score += posts_dislikes * unit_mark_activity["post"]["dislike"] | |
score += posts_alerts * unit_mark_activity["post"]["alert"] | |
topic.activity_score = score | |
topic.save() |
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