PDF export (via manually running latex)

src/content/pdf-export.tex/contents.lr

@@ -0,0 +1,3 @@
+_template: makepdf.tex
+---
+_model: none

src/content/recipes

@@ -0,0 +1 @@
+../../data/development/

src/packages/helper/lektor_helper.py

@@ -4,11 +4,23 @@ from lektor.databags import Databags
 from markupsafe import Markup
 from datetime import datetime
 import unicodedata
+import lektor_html_to_tex as tex
 
 # -------
 # Sorting
 
 
+def sorted_images(obj, attr='record_label'):
+    return sorted(obj.attachments.images, key=lambda x: getattr(x, attr))
+
+
+def title_image(self, attr='record_label', small=False):
+    img = (sorted_images(self, attr) or [None])[0]
+    if img and small:
+        img = img.thumbnail(200, 150, mode='crop')
+    return img
+
+
 def sortKeyInt(x):
     return int(x[0]) if x[0] else 0
 
@@ -40,17 +52,24 @@ def noUmlaut(text):
 
 
 def replaceFractions(txt):
-    res = ''
+    res = ' '
+    for c in u'-–—':
+        if c in txt:
+            txt = txt.replace(c, ' – ')
     for x in txt.split():
+        if x == '':
+            continue
         try:
             i = ['1/2', '1/3', '2/3', '1/4', '3/4', '1/8'].index(x)
             res += [u'½', u'⅓', u'⅔', u'¼', u'¾', u'⅛'][i]
         except ValueError:
-            if x in u'-–—':
-                res += u' - '
+            if x == '–':
+                res += '–'
+            elif res[-1:] == '–':
+                res += x
             else:
                 res += ' ' + x
-    return res.lstrip()
+    return res.lstrip(' ')
 
 
 def numFillWithText(num, fill=u'★', empty=u'☆', total=5):
@@ -186,12 +205,12 @@ class HelperPlugin(Plugin):
                 partA, partB = partA.split('.', 1)
             return self.translations[alt][partA][partB]
 
-        def ingredientsForRecipe(recipe, alt='en'):
+        def ingredientsForRecipe(recipe, alt='en', mode='raw'):
             meaList = self.settings[alt]['measures']
             repFrac = self.settings[alt]['replFrac']
 
             for line in recipe['ingredients']:
-                line = line.strip()
+                line = tex.raw_text_to_tex(line).strip()
                 if not line:
                     continue
                 elif line.endswith(':'):
@@ -210,6 +229,8 @@ class HelperPlugin(Plugin):
             # groups[undefinedKey].update(groups.pop('_undefined'))
             return groups.items()
 
+        self.env.jinja_env.filters['sorted_images'] = sorted_images
+        self.env.jinja_env.filters['title_image'] = title_image
         self.env.jinja_env.filters['rating'] = numFillWithText
         self.env.jinja_env.filters['replaceFractions'] = replaceFractions
         self.env.jinja_env.filters['enumIngredients'] = ingredientsForRecipe

src/packages/html-to-tex/.gitignore

@@ -0,0 +1,5 @@
+dist
+build
+*.pyc
+*.pyo
+*.egg-info

src/packages/html-to-tex/html2latex.sed

@@ -0,0 +1,62 @@
+# character set translations for LaTex special chars
+s?&gt.?>?g
+s?&lt.?<?g
+s?\\?\\backslash ?g
+s?{?\\{?g
+s?}?\\}?g
+s?%?\\%?g
+s?\$?\\$?g
+s?&?\\&?g
+s?#?\\#?g
+s?_?\\_?g
+s?~?\\~?g
+s?\^?\\^?g
+s? ?~?g
+# Paragraph borders
+s?<p>?\\par ?g
+s?</p>??g
+# Headings
+s?<title>\([^<]*\)</title>?\\section*{\1}?g
+s?<hn>?\\part{?g
+s?</hn>?}?g
+s?<h1>?\\section*{?g
+s?</h[0-9]>?}?g
+s?<h2>?\\subsection*{?g
+s?<h3>?\\subsubsection*{?g
+s?<h4>?\\paragraph*{?g
+s?<h5>?\\paragraph*{?g
+s?<h6>?\\subparagraph*{?g
+# UL is itemize
+s?<ul>?\\begin{itemize}?g
+s?</ul>?\\end{itemize}?g
+s?<ol>?\\begin{enumerate}?g
+s?</ol>?\\end{enumerate}?g
+s?<li>?\\item ?g
+s?</li>??g
+# DL is description
+s?<dl>?\\begin{description}?g
+s?</dl>?\\end{description}?g
+# closing delimiter for DT is first < or end of line which ever comes first NO
+#s?<dt>\([^<]*\)<?\\item[\1]<?g
+#s?<dt>\([^<]*\)$?\\item[\1]?g
+#s?<dd>??g
+#s?<dt>?\\item[?g
+#s?<dd>?]?g
+s?<dt>\([^<]*\)</dt>?\\item[\1]?g
+s?<dd>??g
+s?</dd>??g
+# Italics
+s?<it>\([^<]*\)</it>?{\\it \1}?g
+s?<em>\([^<]*\)</em>?{\\it \1}?g
+s?<b>\([^<]*\)</b>?{\\bf \1}?g
+s?<strong>\([^<]*\)</strong>?{\\bf \1}?g
+# old unused, because lektor generated internally other urls then output
+#     s?<a href="\.\.[^"]*/\([^"/][^"/]*\)/*">[^<]*</a>?\\recipelink{\1}?g
+# recipe specific
+s?<a href="recipes/\([^"/]*\)/*">\([^<]*\)</a>?\\recipelink{\1}{\2}?g
+# Get rid of Anchors
+s?<a href="\(http[^"]*\)">\([^<]*\)</a>?\\external{\1}{\2}?g
+s?<a[^>]*>??g
+s?</a>??g
+# after href replace
+s?"?''?g

src/packages/html-to-tex/lektor_html_to_tex.py

@@ -0,0 +1,46 @@
+# -*- coding: utf-8 -*-
+from lektor.pluginsystem import Plugin  # , get_plugin
+import os
+import subprocess
+
+my_dir = os.path.dirname(os.path.realpath(__file__))
+f_sed_a = os.path.join(my_dir, 'html2latex.sed')
+
+
+def sed_repl_content(f_sed, content):
+    with subprocess.Popen(('echo', content), stdout=subprocess.PIPE) as ps:
+        o = subprocess.check_output(['sed', '-f', f_sed], stdin=ps.stdout)
+        ps.wait()
+        return o.decode('utf-8')
+
+
+def html_to_tex(html):
+    return sed_repl_content(f_sed_a, html)
+
+
+def raw_text_to_tex(text):
+    text = text.replace('\\', '\\backslash ').replace(' ', '~')
+    for c in '}{%$&#_~^':
+        if c in text:
+            text = text.replace(c, '\\' + c)
+    return text
+    # return sed_repl_content(f_sed_b, text)
+
+
+class HtmlToTex(Plugin):
+    name = u'HTML to TEX converter'
+    description = u'Will convert html formatted text to (la)tex format.'
+
+    def on_before_build_all(self, builder, **extra):
+        # export current build dir
+        dest_file = my_dir
+        for x in range(3):
+            dest_file = os.path.dirname(dest_file)
+        dest_file = os.path.join(dest_file, 'extras', 'pdf-export',
+                                 'setup-builddir.tex')
+        with open(dest_file, 'w') as f:
+            f.write('\\def\\builddir{' + builder.destination_path + '}')
+
+    def on_setup_env(self, **extra):
+        self.env.jinja_env.filters['html_to_tex'] = html_to_tex
+        self.env.jinja_env.filters['raw_text_to_tex'] = raw_text_to_tex

src/packages/html-to-tex/setup.py

@@ -0,0 +1,12 @@
+from setuptools import setup
+
+setup(
+    name='lektor-html-to-tex',
+    py_modules=['lektor_html-to-tex'],
+    version='1.0',
+    entry_points={
+        'lektor.plugins': [
+            'html-to-tex = lektor_html_to_tex:HtmlToTex',
+        ]
+    }
+)

src/templates/cache.manifest

@@ -2,8 +2,8 @@ CACHE MANIFEST
 # Date build: {{ DATE_NOW }}
 
 {%- macro _print_(items) -%}
-{%- for item in items -%}
-  {{ item|replace('../', '', 1) }}
+{%- for item in items if not item.endswith('tex') -%}
+  {{ item }}
 {% endfor -%}
 {%- endmacro -%}
 
@@ -33,10 +33,10 @@ CACHE MANIFEST
     {%- endfor -%}
   {%- endif -%}
 
-  {% set img = x.attachments.images.order_by('record_label').first() -%}
+  {#{% set img = x | title_image(small=True) -%}
   {%- if img -%}
-    {{- _add_(cacheList, img.thumbnail(200, 150, 'crop')) -}}
-  {%- endif -%}
+    {{- _add_(cacheList, img) -}}
+  {%- endif -%}#}
 
   {%- if x.datamodel.has_own_children -%}
     {{- loop(x.children) -}}

src/templates/macros/recipes.html

@@ -2,7 +2,7 @@
   <div class="tile-grid">
   {%- for recipe in recipes -%}
     {%- if limit == 0 or loop.index <= limit -%}
-    {%- set img = recipe.attachments.images.order_by('record_label').first() -%}
+    {%- set img = recipe | title_image(small=True) -%}
     <a href="{{ recipe|url }}">{#--#}
       <div class="recipe-tile">
         
@@ -17,7 +17,7 @@
 
         {#-   show image or placeholder text   #}
         {% if img -%}
-        <img class="lozad" data-src="{{ img.thumbnail(200, 150, 'crop')|url }}">
+        <img class="lozad" data-src="{{ img|url }}">
         {%- else -%}
         <div class="placeholder">No Image</div>
         {%- endif -%}

src/templates/makepdf.tex

@@ -0,0 +1,31 @@
+{%- set recipe_label = localize(this.alt, 'ingredients.recipeLink') %}
+
+{%- for recipe in site.get('/recipes', this.alt).children %}
+\newrecipe{ {{- recipe._slug }}}{ {{- recipe.name | raw_text_to_tex }}}
+\meta{ {{- recipe.time|duration(this.alt) if recipe.time else '' }}}{ {{- recipe.yield or '' }}}
+\footer{ {{- recipe.source | string | raw_text_to_tex or '' }}}{ {{- recipe.source.host | raw_text_to_tex if recipe.source.host else '' }}}
+  {%- set img = recipe | title_image(small=True) %}
+
+\begin{ingredients}{ {%- if img %}{{ img|url }}{% else %}{% endif %}}
+  {%- for ing in recipe|enumIngredients(this.alt, mode='tex') %}
+    {%- if ing['group'] %}
+\ingGroup{ {{- ing['group'] | raw_text_to_tex }}}
+    {%- else %}
+\item
+    {%- if ing['value'] or ing['measure'] -%}
+      [{%- if ing['value'] %}{{ ing['value'] }}{% endif -%}
+      {%- if ing['measure'] %}~{{ ing['measure'] }}{% endif -%}]
+    {%- endif %} \ingName{ {{- ing['name'] -}}}
+    {%- if ing['note'] %}\ingDetail{
+      {%- for prt in ing['note'].split() -%}
+        {%- if prt.startswith('@../') %} \pagelink{ {{- prt[4:-1] -}} }
+        {%- else %} {{ prt -}}
+        {%- endif -%}
+      {%- endfor -%}}
+    {%- endif -%}
+    {%- endif -%}
+  {%- endfor %}
+\end{ingredients}
+
+{{ recipe.directions.html | html_to_tex }}
+{%- endfor %}

src/templates/recipe.html

@@ -4,7 +4,7 @@
 <article class="recipe">
   <!-- date added: {{ this.date }} -->
   <section id="img-carousel" class="v-scroll center">
-    {%- for img in this.attachments.images.order_by('record_label') %}
+    {%- for img in this | sorted_images %}
     <img class="lozad" data-src="{{ img|url }}" height="400">
     {%- endfor %}
   </section>