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import logging |
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from flask import Blueprint, current_app, request, redirect |
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from webargs import fields, flaskparser |
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from .. import domain |
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from ._cache import Cache |
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from ._utils import route, track, display |
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blueprint = Blueprint('image', __name__) |
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log = logging.getLogger(__name__) |
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cache_filtered = Cache() |
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cache_unfiltered = Cache(filtered=False) |
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OPTIONS = { |
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'alt': fields.Str(missing=None), |
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'font': fields.Str(missing=None), |
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'preview': fields.Bool(missing=False), |
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'share': fields.Bool(missing=False), |
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'width': fields.Int(missing=None), |
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'height': fields.Int(missing=None), |
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'watermark': fields.Str(missing=None), |
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} |
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@blueprint.route("/latest.jpg") |
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@blueprint.route("/latest<int:index>.jpg") |
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@flaskparser.use_kwargs({'filtered': fields.Bool(missing=True)}) |
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def get_latest(index=1, filtered=True): |
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cache = cache_filtered if filtered else cache_unfiltered |
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kwargs = cache.get(index - 1) |
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if kwargs: |
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kwargs['preview'] = True |
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else: |
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kwargs['key'] = 'custom' |
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kwargs['path'] = "your_meme/goes_here" |
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kwargs['alt'] = "https://raw.githubusercontent.com/jacebrowning/memegen/master/memegen/static/images/missing.png" |
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return redirect(route('.get', _external=True, **kwargs)) |
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@blueprint.route("/<key>.jpg") |
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@flaskparser.use_kwargs(OPTIONS) |
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def get_without_text(key, **options): |
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options.pop('preview') |
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options.pop('share') |
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template = current_app.template_service.find(key) |
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text = domain.Text(template.default_path) |
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return redirect(route('.get', key=key, path=text.path, **options)) |
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@blueprint.route("/<key>.jpeg") |
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def get_without_text_jpeg(key): |
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return redirect(route('.get_without_text', key=key)) |
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@blueprint.route("/<key>/<path:path>.jpg", endpoint='get') |
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@flaskparser.use_kwargs(OPTIONS) |
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def get_with_text(key, path, alt, font, watermark, preview, share, **size): |
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options = dict(key=key, path=path, alt=alt, font=font, **size) |
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if preview: |
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options['preview'] = True |
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if share: |
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options['share'] = True |
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options['watermark'] = watermark = _get_watermark(request, watermark) |
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text = domain.Text(path) |
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fontfile = current_app.font_service.find(font) |
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template = current_app.template_service.find(key, allow_missing=True) |
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if template.key != key: |
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options['key'] = template.key |
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return redirect(route('.get', **options)) |
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if alt and template.path == template.get_path(alt): |
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options.pop('alt') |
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return redirect(route('.get', **options)) |
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83
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if path != text.path: |
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options['path'] = text.path |
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return redirect(route('.get', **options)) |
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87
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if font and not fontfile: |
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options.pop('font') |
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return redirect(route('.get', **options)) |
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91
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92
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if watermark and watermark not in current_app.config['WATERMARK_OPTIONS']: |
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options.pop('watermark') |
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return redirect(route('.get', **options)) |
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96
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image = current_app.image_service.create( |
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template, text, |
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style=alt, font=fontfile, size=size, watermark=watermark, |
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) |
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if not preview: |
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cache_filtered.add(key=key, path=path, alt=alt, font=font) |
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cache_unfiltered.add(key=key, path=path, alt=alt, font=font) |
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track(image.text) |
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106
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return display(image.text, image.path, share=share) |
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108
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109
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@blueprint.route("/<key>/<path:path>.jpeg") |
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def get_with_text_jpeg(key, path): |
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return redirect(route('.get', key=key, path=path)) |
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113
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@blueprint.route("/_<code>.jpg") |
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def get_encoded(code): |
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key, path = current_app.link_service.decode(code) |
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template = current_app.template_service.find(key) |
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text = domain.Text(path) |
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image = current_app.image_service.create(template, text) |
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122
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track(image.text) |
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124
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return display(image.text, image.path) |
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126
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127
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def _get_watermark(_request, watermark): |
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if watermark: |
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return watermark |
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referer = _request.environ.get('HTTP_REFERER', "") |
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for option in current_app.config['WATERMARK_OPTIONS']: |
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if option in referer: |
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return None |
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136
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return current_app.config['WATERMARK_OPTIONS'][0] |
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jacebrowning /
memegen
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2. Missing __init__.py files
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__init__.pyfiles in your module folders. Make sure that you place one file in each sub-folder.