164 lines
6.3 KiB
Python
164 lines
6.3 KiB
Python
from datetime import datetime
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from flask import render_template, flash, redirect, url_for, request, g, \
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jsonify, current_app
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from flask_login import current_user, login_required
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from flask_babel import _, get_locale
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from langdetect import detect, LangDetectException
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from app import db
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from app.main.forms import EditProfileForm, EmptyForm, PostForm, SearchForm
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from app.models import User, Post
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from app.translate import translate
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from app.main import bp
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@bp.before_app_request
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def before_request():
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if current_user.is_authenticated:
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current_user.last_seen = datetime.utcnow()
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db.session.commit()
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g.search_form = SearchForm()
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g.locale = str(get_locale())
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@bp.route('/', methods=['GET', 'POST'])
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@bp.route('/index', methods=['GET', 'POST'])
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@login_required
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def index():
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form = PostForm()
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if form.validate_on_submit():
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try:
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language = detect(form.post.data)
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except LangDetectException:
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language = ''
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post = Post(body=form.post.data, author=current_user,
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language=language)
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db.session.add(post)
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db.session.commit()
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flash(_('Your post is now live!'))
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return redirect(url_for('main.index'))
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page = request.args.get('page', 1, type=int)
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posts = current_user.followed_posts().paginate(
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page=page, per_page=current_app.config['POSTS_PER_PAGE'],
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error_out=False)
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next_url = url_for('main.index', page=posts.next_num) \
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if posts.has_next else None
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prev_url = url_for('main.index', page=posts.prev_num) \
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if posts.has_prev else None
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return render_template('index.html', title=_('Home'), form=form,
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posts=posts.items, next_url=next_url,
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prev_url=prev_url)
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@bp.route('/explore')
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@login_required
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def explore():
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page = request.args.get('page', 1, type=int)
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posts = Post.query.order_by(Post.timestamp.desc()).paginate(
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page=page, per_page=current_app.config['POSTS_PER_PAGE'],
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error_out=False)
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next_url = url_for('main.explore', page=posts.next_num) \
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if posts.has_next else None
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prev_url = url_for('main.explore', page=posts.prev_num) \
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if posts.has_prev else None
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return render_template('index.html', title=_('Explore'),
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posts=posts.items, next_url=next_url,
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prev_url=prev_url)
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@bp.route('/user/<username>')
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@login_required
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def user(username):
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user = User.query.filter_by(username=username).first_or_404()
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page = request.args.get('page', 1, type=int)
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posts = user.posts.order_by(Post.timestamp.desc()).paginate(
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page=page, per_page=current_app.config['POSTS_PER_PAGE'],
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error_out=False)
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next_url = url_for('main.user', username=user.username,
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page=posts.next_num) if posts.has_next else None
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prev_url = url_for('main.user', username=user.username,
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page=posts.prev_num) if posts.has_prev else None
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form = EmptyForm()
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return render_template('user.html', user=user, posts=posts.items,
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next_url=next_url, prev_url=prev_url, form=form)
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@bp.route('/edit_profile', methods=['GET', 'POST'])
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@login_required
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def edit_profile():
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form = EditProfileForm(current_user.username)
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if form.validate_on_submit():
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current_user.username = form.username.data
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current_user.about_me = form.about_me.data
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db.session.commit()
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flash(_('Your changes have been saved.'))
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return redirect(url_for('main.edit_profile'))
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elif request.method == 'GET':
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form.username.data = current_user.username
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form.about_me.data = current_user.about_me
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return render_template('edit_profile.html', title=_('Edit Profile'),
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form=form)
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@bp.route('/follow/<username>', methods=['POST'])
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@login_required
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def follow(username):
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form = EmptyForm()
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if form.validate_on_submit():
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user = User.query.filter_by(username=username).first()
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if user is None:
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flash(_('User %(username)s not found.', username=username))
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return redirect(url_for('main.index'))
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if user == current_user:
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flash(_('You cannot follow yourself!'))
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return redirect(url_for('main.user', username=username))
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current_user.follow(user)
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db.session.commit()
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flash(_('You are following %(username)s!', username=username))
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return redirect(url_for('main.user', username=username))
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else:
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return redirect(url_for('main.index'))
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@bp.route('/unfollow/<username>', methods=['POST'])
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@login_required
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def unfollow(username):
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form = EmptyForm()
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if form.validate_on_submit():
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user = User.query.filter_by(username=username).first()
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if user is None:
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flash(_('User %(username)s not found.', username=username))
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return redirect(url_for('main.index'))
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if user == current_user:
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flash(_('You cannot unfollow yourself!'))
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return redirect(url_for('main.user', username=username))
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current_user.unfollow(user)
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db.session.commit()
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flash(_('You are not following %(username)s.', username=username))
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return redirect(url_for('main.user', username=username))
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else:
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return redirect(url_for('main.index'))
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@bp.route('/translate', methods=['POST'])
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@login_required
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def translate_text():
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return jsonify({'text': translate(request.form['text'],
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request.form['source_language'],
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request.form['dest_language'])})
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@bp.route('/search')
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@login_required
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def search():
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if not g.search_form.validate():
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return redirect(url_for('main.explore'))
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page = request.args.get('page', 1, type=int)
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posts, total = Post.search(g.search_form.q.data, page,
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current_app.config['POSTS_PER_PAGE'])
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next_url = url_for('main.search', q=g.search_form.q.data, page=page + 1) \
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if total > page * current_app.config['POSTS_PER_PAGE'] else None
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prev_url = url_for('main.search', q=g.search_form.q.data, page=page - 1) \
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if page > 1 else None
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return render_template('search.html', title=_('Search'), posts=posts,
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next_url=next_url, prev_url=prev_url)
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