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[librarian.git] / librarian / cover.py
diff --git a/librarian/cover.py b/librarian/cover.py
index 0416628..b53de30 100644 (file)
--- a/librarian/cover.py
+++ b/librarian/cover.py
@@ -3,8 +3,10 @@
 # This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
 # This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
+import re
 import Image, ImageFont, ImageDraw, ImageFilter
 import Image, ImageFont, ImageDraw, ImageFilter
-from librarian import get_resource
+from StringIO import StringIO
+from librarian import get_resource, IOFile
 
 
 class TextBox(object):
 
 
 class TextBox(object):
@@ -33,9 +35,10 @@ class TextBox(object):
         """Skips some vertical space."""
         self.height += height
 
         """Skips some vertical space."""
         self.height += height
 
-    def text(self, text, color='#000', font=None, line_height=20, 
+    def text(self, text, color='#000', font=None, line_height=20,
              shadow_color=None):
         """Writes some centered text."""
              shadow_color=None):
         """Writes some centered text."""
+        text = re.sub(r'\s+', ' ', text)
         if shadow_color:
             if not self.shadow_img:
                 self.shadow_img = Image.new('RGBA', self.img.size)
         if shadow_color:
             if not self.shadow_img:
                 self.shadow_img = Image.new('RGBA', self.img.size)
@@ -117,9 +120,11 @@ class Cover(object):
         'PNG': 'image/png',
         }
 
         'PNG': 'image/png',
         }
 
-    def __init__(self, book_info):
+    def __init__(self, book_info, format=None):
         self.author = ", ".join(auth.readable() for auth in book_info.authors)
         self.title = book_info.title
         self.author = ", ".join(auth.readable() for auth in book_info.authors)
         self.title = book_info.title
+        if format is not None:
+            self.format = format
 
     def pretty_author(self):
         """Allows for decorating author's name."""
 
     def pretty_author(self):
         """Allows for decorating author's name."""
@@ -154,7 +159,7 @@ class Cover(object):
             self.author_lineskip, self.author_shadow)
         text_img = tbox.image()
         img.paste(text_img, (self.author_margin_left, top), text_img)
             self.author_lineskip, self.author_shadow)
         text_img = tbox.image()
         img.paste(text_img, (self.author_margin_left, top), text_img)
-        
+
         top += text_img.size[1] + self.title_top
         tbox = TextBox(
             self.width - self.title_margin_left - self.title_margin_right,
         top += text_img.size[1] + self.title_top
         tbox = TextBox(
             self.width - self.title_margin_left - self.title_margin_right,
@@ -178,193 +183,12 @@ class Cover(object):
     def save(self, *args, **kwargs):
         return self.image().save(format=self.format, *args, **kwargs)
 
     def save(self, *args, **kwargs):
         return self.image().save(format=self.format, *args, **kwargs)
 
+    def output_file(self, *args, **kwargs):
+        imgstr = StringIO()
+        self.save(imgstr, *args, **kwargs)
+        return IOFile.from_string(imgstr.getvalue())
 
 
-class WLCover(Cover):
-    """Default Wolne Lektury cover generator."""
-    uses_dc_cover = True
-    author_font = ImageFont.truetype(
-        get_resource('fonts/JunicodeWL-Regular.ttf'), 20)
-    author_lineskip = 30
-    title_font = ImageFont.truetype(
-        get_resource('fonts/DejaVuSerif-Bold.ttf'), 30)
-    title_lineskip = 40
-    title_box_width = 350
-    bar_width = 35
-    background_color = '#444'
-    author_color = '#444'
-    default_background = get_resource('res/background.jpg')
-    format = 'JPEG'
-
-    epochs = {
-        u'Starożytność': 0,
-        u'Średniowiecze': 30,
-        u'Renesans': 60,
-        u'Barok': 90,
-        u'Oświecenie': 120,
-        u'Romantyzm': 150,
-        u'Pozytywizm': 180,
-        u'Modernizm': 210,
-        u'Dwudziestolecie międzywojenne': 240,
-        u'Współczesność': 270,
-    }
-
-    def __init__(self, book_info):
-        super(WLCover, self).__init__(book_info)
-        self.kind = book_info.kind
-        self.epoch = book_info.epoch
-        if book_info.cover_url:
-            from urllib2 import urlopen
-            from StringIO import StringIO
-
-            bg_src = urlopen(book_info.cover_url)
-            self.background_img = StringIO(bg_src.read())
-            bg_src.close()
-        else:
-            self.background_img = self.default_background
-
-    def pretty_author(self):
-        return self.author.upper()
-
-    def image(self):
-        from colorsys import hsv_to_rgb
-
-        img = Image.new('RGB', (self.width, self.height), self.background_color)
-        draw = ImageDraw.Draw(img)
-
-        if self.epoch in self.epochs:
-            epoch_color = tuple(int(255 * c) for c in hsv_to_rgb(
-                    float(self.epochs[self.epoch]) / 360, .7, .7))
-        else:
-            epoch_color = '#000'
-        draw.rectangle((0, 0, self.bar_width, self.height), fill=epoch_color)
-
-        if self.background_img:
-            src = Image.open(self.background_img)
-            trg_size = (self.width - self.bar_width, self.height)
-            if src.size[0] * trg_size[1] < src.size[1] * trg_size[0]:
-                resized = (
-                    trg_size[0],
-                    src.size[1] * trg_size[0] / src.size[0]
-                )
-                cut = (resized[1] - trg_size[1]) / 2
-                src = src.resize(resized)
-                src = src.crop((0, cut, src.size[0], src.size[1] - cut))
-            else:
-                resized = (
-                    src.size[0] * trg_size[1] / src.size[1],
-                    trg_size[1],
-                )
-                cut = (resized[0] - trg_size[0]) / 2
-                src = src.resize(resized)
-                src = src.crop((cut, 0, src.size[0] - cut, src.size[1]))
-            
-            img.paste(src, (self.bar_width, 0))
-            del src
-
-        box = TextBox(self.title_box_width, self.height, padding_y=20)
-        box.text(self.pretty_author(), 
-                 font=self.author_font,
-                 line_height=self.author_lineskip,
-                 color=self.author_color,
-                 shadow_color=self.author_shadow,
-                )
-
-        box.skip(10)
-        box.draw.line((75, box.height, 275, box.height), 
-                fill=self.author_color, width=2)
-        box.skip(15)
-
-        box.text(self.pretty_title(),
-                 line_height=self.title_lineskip,
-                 font=self.title_font,
-                 color=epoch_color,
-                 shadow_color=self.title_shadow,
-                )
-        box_img = box.image()
-
-        if self.kind == 'Liryka':
-            # top
-            box_top = 100
-        elif self.kind == 'Epika':
-            # bottom
-            box_top = self.height - 100 - box_img.size[1]
-        else:
-            # center
-            box_top = (self.height - box_img.size[1]) / 2
-
-        box_left = self.bar_width + (self.width - self.bar_width - 
-                        box_img.size[0]) / 2
-        draw.rectangle((box_left, box_top, 
-            box_left + box_img.size[0], box_top + box_img.size[1]),
-            fill='#fff')
-        img.paste(box_img, (box_left, box_top), box_img)
-
-        return img
-
-
-
-class VirtualoCover(Cover):
-    width = 600
-    height = 730
-    author_top = 73
-    title_top = 73
-    logo_bottom = 25
-    logo_width = 250
-
-
-class PrestigioCover(Cover):
-    width = 580
-    height = 783
-    background_img = get_resource('res/cover-prestigio.png')
-
-    author_top = 446
-    author_margin_left = 118
-    author_margin_right = 62
-    author_lineskip = 60
-    author_color = '#fff'
-    author_shadow = '#000'
-    author_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Italic.ttf'), 50)
-
-    title_top = 0
-    title_margin_left = 118
-    title_margin_right = 62
-    title_lineskip = 60
-    title_color = '#fff'
-    title_shadow = '#000'
-    title_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Italic.ttf'), 50)
-
-    def pretty_title(self):
-        return u"„%s”" % self.title
-
-
-class BookotekaCover(Cover):
-    width = 2140
-    height = 2733
-    background_img = get_resource('res/cover-bookoteka.png')
-
-    author_top = 480
-    author_margin_left = 307
-    author_margin_right = 233
-    author_lineskip = 156
-    author_color = '#d9d919'
-    author_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Regular.ttf'), 130)
-
-    title_top = 400
-    title_margin_left = 307
-    title_margin_right = 233
-    title_lineskip = 168
-    title_color = '#d9d919'
-    title_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Regular.ttf'), 140)
-
-    format = 'PNG'
-
-
-class GandalfCover(Cover):
-    width = 600
-    height = 730
-    background_img = get_resource('res/cover-gandalf.png')
-    author_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Regular.ttf'), 30)
-    title_font = ImageFont.truetype(get_resource('fonts/JunicodeWL-Regular.ttf'), 40)
-    logo_bottom = 25
-    logo_width = 250
-    format = 'PNG'
+    def for_pdf(self):
+        return IOFile.from_filename(get_resource('pdf/cover_image.sty'), {
+            'cover.png': self.output_file(),
+        })