remove prints
[librarian.git] / librarian / pypdf.py
index 68e0bd9..0793951 100644 (file)
@@ -9,29 +9,20 @@ Creates one big XML from the book and its children, converts it to LaTeX
 with TeXML, then runs it by XeLaTeX.
 
 """
-from __future__ import with_statement
 from copy import deepcopy
-import os
 import os.path
 import shutil
-from StringIO import StringIO
-from tempfile import mkdtemp, NamedTemporaryFile
 import re
 import random
-from copy import deepcopy
-from subprocess import call, PIPE
+from urllib2 import urlopen
 
-from Texml.processor import process
 from lxml import etree
-from lxml.etree import XMLSyntaxError, XSLTApplyError
 
 from xmlutils import Xmill, tag, tagged, ifoption, tag_open_close
 from librarian.dcparser import Person
-from librarian.parser import WLDocument
-from librarian import ParseError, DCNS, get_resource, IOFile, Format
+from librarian import DCNS, get_resource, IOFile
 from librarian import functions
-from pdf import PDFFormat
-
+from pdf import PDFFormat, substitute_hyphens, fix_hanging
 
 
 def escape(really):
@@ -52,7 +43,7 @@ def escape(really):
 
 
 def cmd(name, parms=None):
-    def wrap(self, element):
+    def wrap(self, element=None):
         pre, post = tag_open_close('cmd', name=name)
 
         if parms:
@@ -60,9 +51,12 @@ def cmd(name, parms=None):
                 e = etree.Element("parm")
                 e.text = parm
                 pre += etree.tostring(e)
-        pre += "<parm>"
-        post = "</parm>" + post
-        return pre, post
+        if element is not None:
+            pre += "<parm>"
+            post = "</parm>" + post
+            return pre, post
+        else:
+            return pre + post
     return wrap
 
 
@@ -72,8 +66,8 @@ def mark_alien_characters(text):
 
 
 class EduModule(Xmill):
-    def __init__(self, options=None):
-        super(EduModule, self).__init__(options)
+    def __init__(self, options=None, state=None):
+        super(EduModule, self).__init__(options, state)
         self.activity_counter = 0
         self.exercise_counter = 0
 
@@ -81,9 +75,9 @@ class EduModule(Xmill):
             if self.options['strofa']:
                 txt = txt.replace("/\n", '<ctrl ch="\\"/>')
             return txt
+        self.register_text_filter(swap_endlines)
         self.register_text_filter(functions.substitute_entities)
         self.register_text_filter(mark_alien_characters)
-        self.register_text_filter(swap_endlines)
 
     def get_dc(self, element, dc_field, single=False):
         values = map(lambda t: t.text, element.xpath("//dc:%s" % dc_field, namespaces={'dc': DCNS.uri}))
@@ -104,11 +98,15 @@ class EduModule(Xmill):
           u'</cmd>'
 
     @escape(True)
-    def get_authors(self, element):
-        authors = self.get_dc(element, 'creator.expert') + \
-          self.get_dc(element, 'creator.scenario') + \
-          self.get_dc(element, 'creator.textbook')
-        return u', '.join(authors)
+    def get_authors(self, element, which=None):
+        dc = self.options['wldoc'].book_info
+        if which is None:
+            authors = dc.authors_textbook + \
+                dc.authors_scenario + \
+                dc.authors_expert
+        else:
+            authors = getattr(dc, "authors_%s" % which)
+        return u', '.join(author.readable() for author in authors)
 
     @escape(1)
     def get_title(self, element):
@@ -129,9 +127,13 @@ class EduModule(Xmill):
             \\usepackage{morefloats}
         }{}'''),
     u'''\\def\\authors{%s}''' % self.get_authors(element),
+    u'''\\def\\authorsexpert{%s}''' % self.get_authors(element, 'expert'),
+    u'''\\def\\authorsscenario{%s}''' % self.get_authors(element, 'scenario'),
+    u'''\\def\\authorstextbook{%s}''' % self.get_authors(element, 'textbook'),
+    
     u'''\\author{\\authors}''',
     u'''\\title{%s}''' % self.get_title(element),
-    u'''\\def\\bookurl{%s}''' % self.get_dc(element, 'identifier.url', True),
+    u'''\\def\\bookurl{%s}''' % self.options['wldoc'].book_info.url.canonical(),
     u'''\\def\\rightsinfo{%s}''' % self.get_rightsinfo(element),
     u'</TeXML>']
 
@@ -143,7 +145,7 @@ class EduModule(Xmill):
         return u"""
     <env name="document">
     <cmd name="maketitle"/>
-    """, """</env>"""
+    """, """<cmd name="editorialsection" /></env>"""
 
     @escape(1)
     def handle_texcommand(self, element):
@@ -172,9 +174,6 @@ class EduModule(Xmill):
     handle_naglowek_listy = \
     handle_naglowek_osoba = \
     handle_naglowek_podrozdzial = \
-    handle_naglowek_podrozdzial = \
-    handle_naglowek_rozdzial = \
-    handle_naglowek_rozdzial = \
     handle_naglowek_scena = \
     handle_nazwa_utworu = \
     handle_nota = \
@@ -192,8 +191,28 @@ class EduModule(Xmill):
     handle_srodtytul = \
     handle_tytul_dziela = \
     handle_wyroznienie = \
+    handle_dywiz = \
     handle_texcommand
 
+    def handle_naglowek_rozdzial(self, element):
+        if not self.options['teacher']:
+            if element.text.startswith((u'Wiedza', u'Zadania', u'Słowniczek')):
+                self.state['mute'] = False
+            else:
+                self.state['mute'] = True
+                return None
+        return self.handle_texcommand(element)
+    handle_naglowek_rozdzial.unmuter = True
+
+
+    def handle_uwaga(self, _e):
+        return None
+    def handle_extra(self, _e):
+        return None
+
+    def handle_nbsp(self, _e):
+        return '<spec cat="tilde" />'
+
     _handle_strofa = cmd("strofa")
 
     def handle_strofa(self, element):
@@ -207,9 +226,12 @@ class EduModule(Xmill):
             'activity_counter': self.activity_counter,
             'sub_gen': True,
         }
-        submill = EduModule(self.options)
+        submill = EduModule(self.options, self.state)
 
-        opis = submill.generate(element.xpath('opis')[0])
+        if element.xpath('opis'):
+            opis = submill.generate(element.xpath('opis')[0])
+        else:
+            opis = ''
 
         n = element.xpath('wskazowki')
         if n: wskazowki = submill.generate(n[0])
@@ -227,7 +249,7 @@ class EduModule(Xmill):
         counter = self.activity_counter
 
         return u"""
-
+<cmd name="noindent" />
 <cmd name="activitycounter"><parm>%(counter)d.</parm></cmd>
 <cmd name="activityinfo"><parm>
  <cmd name="activitytime"><parm>%(czas)s</parm></cmd>
@@ -255,14 +277,20 @@ class EduModule(Xmill):
         return
 
     def handle_lista(self, element, attrs={}):
-        if not element.findall("punkt"):
-            return None
         ltype = element.attrib.get('typ', 'punkt')
+        if not element.findall("punkt"):
+            if ltype == 'czytelnia':
+                return 'W przygotowaniu.'
+            else:
+                return None
         if ltype == 'slowniczek':
-            surl = element.attrib.get('href', None)
+            surl = element.attrib.get('src', None)
+            if surl is None:
+                # print '** missing src on <slowniczek>, setting default'
+                surl = 'http://edukacjamedialna.edu.pl/lekcje/slowniczek/'
             sxml = None
             if surl:
-                sxml = etree.fromstring(self.options['provider'].by_uri(surl).get_string())
+                sxml = etree.fromstring(self.options['wldoc'].provider.by_uri(surl).get_string())
             self.options = {'slowniczek': True, 'slowniczek_xml': sxml }
 
         listcmd = {'num': 'enumerate',
@@ -291,7 +319,7 @@ class EduModule(Xmill):
         if not typ in exercise_handlers:
             return '(no handler)'
         self.options = {'exercise_counter': self.exercise_counter}
-        handler = exercise_handlers[typ](self.options)
+        handler = exercise_handlers[typ](self.options, self.state)
         return handler.generate(element)
 
     # XXX this is copied from pyhtml.py, except for return and
@@ -301,14 +329,14 @@ class EduModule(Xmill):
         definiens_s = ''
 
         # let's pull definiens from another document
-        if self.options['slowniczek_xml'] and (not nxt or nxt.tag != 'definiens'):
+        if self.options['slowniczek_xml'] is not None and (nxt is None or nxt.tag != 'definiens'):
             sxml = self.options['slowniczek_xml']
             assert element.text != ''
             defloc = sxml.xpath("//definiendum[text()='%s']" % element.text)
             if defloc:
                 definiens = defloc[0].getnext()
                 if definiens.tag == 'definiens':
-                    subgen = EduModule(self.options)
+                    subgen = EduModule(self.options, self.state)
                     definiens_s = subgen.generate(definiens)
 
         return u'<cmd name="textbf"><parm>', u"</parm></cmd>: " + definiens_s
@@ -348,9 +376,38 @@ class EduModule(Xmill):
 
     def handle_link(self, element):
         if element.attrib.get('url'):
-            return cmd('href', parms=[element.attrib['url']])(self, element)
+            url = element.attrib.get('url')
+            if url == element.text:
+                return cmd('url')(self, element)
+            else:
+                return cmd('href', parms=[element.attrib['url']])(self, element)
         else:
-            return cmd('em')(self, element)
+            return cmd('emph')(self, element)
+
+    def handle_obraz(self, element):
+        frmt = self.options['format']
+        name = element.attrib.get('nazwa', '').strip()
+        image = frmt.get_image(name.strip())
+        img_path = "obraz/%s" % name.replace("_", "")
+        frmt.attachments[img_path] = image
+        return cmd("obraz", parms=[img_path])(self)
+
+    def handle_video(self, element):
+        url = element.attrib.get('url')
+        if not url:
+            print '!! <video> missing url'
+            return
+        m = re.match(r'(?:https?://)?(?:www.)?youtube.com/watch\?(?:.*&)?v=([^&]+)(?:$|&)', url)
+        if not m:
+            print '!! unknown <video> url scheme:', url
+            return
+        name = m.group(1)
+        thumb = IOFile.from_string(urlopen
+            ("http://img.youtube.com/vi/%s/0.jpg" % name).read())
+        img_path = "video/%s.jpg" % name.replace("_", "")
+        self.options['format'].attachments[img_path] = thumb
+        canon_url = "https://www.youtube.com/watch?v=%s" % name
+        return cmd("video", parms=[img_path, canon_url])(self)
 
 
 class Exercise(EduModule):
@@ -423,13 +480,13 @@ class Wybor(Exercise):
         if not pytania:
             pytania = [element]
         for p in pytania:
-            solutions = re.split(r"[, ]+", p.attrib['rozw'])
+            solutions = re.split(r"[, ]+", p.attrib.get('rozw', ''))
             if len(solutions) != 1:
                 is_single_choice = False
                 break
             choices = p.xpath(".//*[@nazwa]")
             uniq = set()
-            for n in choices: uniq.add(n.attrib['nazwa'])
+            for n in choices: uniq.add(n.attrib.get('nazwa', ''))
             if len(choices) != len(uniq):
                 is_single_choice = False
                 break
@@ -506,7 +563,7 @@ class Zastap(Luki):
         return question.xpath(".//zastap")
 
     def solution(self, piece):
-        return piece.attrib['rozw']
+        return piece.attrib.get('rozw', '')
 
     def list_header(self):
         return u"Elementy do wstawienia"
@@ -547,9 +604,30 @@ def fix_lists(tree):
 
 
 class EduModulePDFFormat(PDFFormat):
+    style = get_resource('res/styles/edumed/pdf/edumed.sty')
+
     def get_texml(self):
-        edumod = EduModule({"teacher": True})
+        substitute_hyphens(self.wldoc.edoc)
+        fix_hanging(self.wldoc.edoc)
+
+        self.attachments = {}
+        edumod = EduModule({
+            "wldoc": self.wldoc,
+            "format": self,
+            "teacher": self.customization.get('teacher'),
+        })
         texml = edumod.generate(fix_lists(self.wldoc.edoc.getroot())).encode('utf-8')
 
         open("/tmp/texml.xml", "w").write(texml)
         return texml
+
+    def get_tex_dir(self):
+        temp = super(EduModulePDFFormat, self).get_tex_dir()
+        shutil.copy(get_resource('res/styles/edumed/logo.png'), temp)
+        for name, iofile in self.attachments.items():
+            iofile.save_as(os.path.join(temp, name))
+        return temp
+
+    def get_image(self, name):
+        return self.wldoc.source.attachments[name]
+