commit a847fef68411d663681c15de18f3485779666ca0
Author: Georg Baum <b...@lyx.org>
Date:   Sun Jun 5 13:21:03 2016 +0200

    Merge generate_symbols_* scripts
    
    Most of the code was identical, but the templates are sifferent, so they are
    not merged.

diff --git a/development/Makefile.am b/development/Makefile.am
index 9edf26e..af2f91f 100644
--- a/development/Makefile.am
+++ b/development/Makefile.am
@@ -17,7 +17,6 @@ tools/generate_symbols_images.lyx \
 tools/generate_symbols_images.py \
 tools/generate_symbols_list.py \
 tools/generate_symbols_svg.lyx \
-tools/generate_symbols_svg.py \
 tools/mergepo.py \
 tools/unicodesymbols.py \
 tools/updatedocs.py \
diff --git a/development/tools/generate_symbols_images.py 
b/development/tools/generate_symbols_images.py
index 69261ad..effb7dd 100755
--- a/development/tools/generate_symbols_images.py
+++ b/development/tools/generate_symbols_images.py
@@ -6,13 +6,15 @@
 # Licence details can be found in the file COPYING.
 
 # author Georg Baum
+# author Juergen Spitzmueller (adaptation for SVG)
 
 # Full author contact details are available in file CREDITS
 
-# This script generates a toolbar image for each missing math symbol
-# It needs the template document generate_symbols_images.lyx, which must
-# contain the placeholder formula '$a$' for generating the png image via
-# preview.sty and dvipng.
+# This script generates a toolbar image for each missing math symbol.
+# It needs the template document generate_symbols_images.lyx for generating
+# the png image via preview.sty and dvipng, or the template document
+# generate_symbols_svg.lyx for generating the SVG image via dvisvgm.
+# Either document must contain the placeholder formula '$a$'.
 # The created images are not always optimal, therefore the existing manually
 # created images should never be replaced by automatically created ones.
 
@@ -23,7 +25,7 @@ import Image
 import io
 
 def usage(prog_name):
-    return ("Usage: %s lyxexe outputpath\n" % prog_name)
+    return ("Usage: %s png|svg lyxexe outputpath\n" % prog_name)
 
 
 def error(message):
@@ -104,7 +106,7 @@ def getmakefileentries(filename):
     return items
 
 
-def createimage(name, path, template, lyxexe, tempdir, math, replacements, 
toolbaritems, makefileentries):
+def createimage(name, path, template, lyxexe, tempdir, math, replacements, 
toolbaritems, makefileentries, usepng):
     """ Create the image file for symbol name in path. """
 
     if name in replacements.keys():
@@ -116,10 +118,13 @@ def createimage(name, path, template, lyxexe, tempdir, 
math, replacements, toolb
         skipchars = ['|', '/', '\\', '*', '!', '?', ':', ';', '^', '<', '>']
         for i in skipchars:
             if name.find(i) >= 0:
-                print( 'Skipping ' + name)
+                print('Skipping ' + name)
                 return
         filename = name
-    pngname = os.path.join(path, filename + '.png')
+    if usepng:
+        imgname = os.path.join(path, filename + '.png')
+    else:
+        imgname = os.path.join(path, filename + '.svgz')
     if name in toolbaritems:
         if filename in makefileentries:
             suffix = ' (found in toolbar and makefile)'
@@ -130,7 +135,7 @@ def createimage(name, path, template, lyxexe, tempdir, 
math, replacements, toolb
             suffix = ' (found only in makefile)'
         else:
             suffix = ' (not found)'
-    if os.path.exists(pngname):
+    if os.path.exists(imgname):
         print('Skipping ' + name + suffix)
         return
     print('Generating ' + name + suffix)
@@ -150,13 +155,21 @@ def createimage(name, path, template, lyxexe, tempdir, 
math, replacements, toolb
     # The magnifaction factor is calculated such that we get an image of
     # height 18 px for most symbols and document font size 11. Then we can
     # add a small border to get the standard math image height of 20 px.
-    cmd = "dvipng %s.dvi -bg Transparent -D 115 -o %s" % (lyxname, pngname)
+    if usepng:
+        cmd = "dvipng %s.dvi -bg Transparent -D 115 -o %s" % (lyxname, imgname)
+    else:
+        cmd = "dvisvgm -z --no-fonts --exact --output=%%f %s.dvi %s" % 
(lyxname, imgname)
     proc = subprocess.Popen(cmd, shell=True)
     proc.wait()
     if proc.returncode != 0:
-        print('Error in PNG creation for ' + name)
+        if png:
+            print('Error in PNG creation for ' + name)
+        else:
+            print('Error in SVG creation for ' + name)
         return
-    image = Image.open(pngname)
+    if not usepng:
+        return
+    image = Image.open(imgname)
     (width, height) = image.size
     if width < 20 and height < 20:
         if width == 19 and height == 19:
@@ -172,29 +185,36 @@ def createimage(name, path, template, lyxexe, tempdir, 
math, replacements, toolb
             padded = Image.new('RGBA', (width+2, height+2), (0, 0, 0, 0))
             padded.paste(image, (1, 1))
         padded.convert(image.mode)
-        padded.save(pngname, "PNG")
+        padded.save(imgname, "PNG")
 
 
 def main(argv):
 
-    if len(argv) == 3:
+    if len(argv) == 4:
         (base, ext) = os.path.splitext(argv[0])
-        (mathsymbols, textsymbols) = getlist(argv[1], base)
+        (mathsymbols, textsymbols) = getlist(argv[2], base)
         cppfile = os.path.join(os.path.dirname(base), 
'../../src/frontends/qt4/GuiApplication.cpp')
         replacements = getreplacements(cppfile)
         uifile = os.path.join(os.path.dirname(base), 
'../../lib/ui/stdtoolbars.inc')
         toolbaritems = gettoolbaritems(uifile)
         makefile = os.path.join(os.path.dirname(base), '../../lib/Makefile.am')
         makefileentries = getmakefileentries(makefile)
-        lyxtemplate = base + '.lyx'
+        if argv[1] == 'png':
+            lyxtemplate = base + '.lyx'
+            usepng = True
+        elif argv[1] == 'svg':
+            lyxtemplate = os.path.join(os.path.dirname(base), 
'generate_symbols_svg.lyx')
+            usepng = False
+        else:
+            error(usage(argv[0]))
         templatefile = io.open(base + '.lyx', 'r', encoding='utf_8')
         template = templatefile.read()
         templatefile.close()
         tempdir = tempfile.mkdtemp()
         for i in mathsymbols:
-            createimage(i, argv[2], template, argv[1], tempdir, True, 
replacements, toolbaritems, makefileentries)
+            createimage(i, argv[3], template, argv[2], tempdir, True, 
replacements, toolbaritems, makefileentries, usepng)
         for i in textsymbols:
-            createimage(i, argv[2], template, argv[1], tempdir, False, 
replacements, toolbaritems, makefileentries)
+            createimage(i, argv[3], template, argv[2], tempdir, False, 
replacements, toolbaritems, makefileentries, usepng)
         shutil.rmtree(tempdir)
     else:
         error(usage(argv[0]))
diff --git a/development/tools/generate_symbols_svg.py 
b/development/tools/generate_symbols_svg.py
deleted file mode 100755
index 72788d4..0000000
--- a/development/tools/generate_symbols_svg.py
+++ /dev/null
@@ -1,190 +0,0 @@
-#! /usr/bin/env python
-# -*- coding: utf-8 -*-
-
-# file generate_symbols_svg.py
-# This file is part of LyX, the document processor.
-# Licence details can be found in the file COPYING.
-
-# author Georg Baum
-# author Juergen Spitzmueller (adaptation for SVG)
-
-# Full author contact details are available in file CREDITS
-
-# This script generates a toolbar image for each missing math symbol
-# It needs the template document generate_symbols_svg.lyx, which must
-# contain the placeholder formula '$a$' for generating the SVG image via
-# dvisvgm.
-# The created images are not always optimal, therefore the existing manually
-# created images should never be replaced by automatically created ones.
-
-
-from __future__ import print_function
-import os, re, string, sys, subprocess, tempfile, shutil
-import Image
-import io
-
-def usage(prog_name):
-    return ("Usage: %s lyxexe outputpath\n" % prog_name)
-
-
-def error(message):
-    sys.stderr.write(message + '\n')
-    sys.exit(1)
-
-
-def getlist(lyxexe, lyxfile):
-    """ Call LyX and get a list of symbols from mathed debug output.
-        This way, we can re-use the symbols file parser of LyX, and do not
-        need to reimplement it in python. """
-
-    # The debug is only generated if lyxfile contains a formula
-    cmd = "%s %s -dbg mathed -x lyx-quit" % (lyxexe, lyxfile)
-    proc = subprocess.Popen(cmd, shell=True, stderr=subprocess.PIPE)
-    (stdout, stderr) = proc.communicate()
-    regexp = re.compile(r'.*: read symbol 
\'(\S+)\s+inset:\s+(\S+)\s+draw:\s+(\S*)\s+extra:\s+(\S+)')
-    # These insets are more complex than simply symbols, so the images need to
-    # be created manually
-    skipinsets = ['big', 'font', 'lyxblacktext', 'matrix', 'mbox', 'oldfont', \
-                  'ref', 'split', 'space', 'style']
-    mathsymbols = []
-    textsymbols = []
-    for line in stderr.split('\n'):
-        m = regexp.match(line)
-        if m:
-            inset = m.group(2)
-            if not inset in skipinsets:
-                if m.group(4) == 'textmode':
-                    textsymbols.append(m.group(1))
-                else:
-                    mathsymbols.append(m.group(1))
-    return (mathsymbols, textsymbols)
-
-
-def getreplacements(filename):
-    replacements = {}
-    replacements['|'] = 'vert'
-    replacements['/'] = 'slash'
-    replacements['\\'] = 'backslash'
-    replacements['*'] = 'ast'
-    replacements['AA'] = 'textrm_AA'
-    replacements['O'] = 'textrm_O'
-    cppfile = io.open(filename, 'r', encoding='utf_8')
-    regexp = re.compile(r'.*"([^"]+)",\s*"([^"]+)"')
-    found = False
-    for line in cppfile.readlines():
-        if found:
-            m = regexp.match(line)
-            if m:
-                replacements[m.group(1)] = m.group(2)
-            else:
-                return replacements
-        elif line.find('ImgMap sorted_img_map') == 0:
-            found = True
-
-
-def gettoolbaritems(filename):
-    items = []
-    uifile = io.open(filename, 'r', encoding='utf_8')
-    regexp = re.compile(r'.*Item 
"([^"\[]+)(\[\[[^\]]+\]\])?"\s*"math-insert\s+([^"]+)"')
-    for line in uifile.readlines():
-        m = regexp.match(line)
-        if m:
-            if '\\' + m.group(1) == m.group(3):
-                items.append(m.group(1))
-    return items
-
-
-def getmakefileentries(filename):
-    items = []
-    makefile = io.open(filename, 'r', encoding='utf_8')
-    regexp = re.compile(r'.*images/math/(.+)\.(png|svgz)')
-    for line in makefile.readlines():
-        m = regexp.match(line)
-        if m:
-            items.append(m.group(1))
-    return items
-
-
-def createimage(name, path, template, lyxexe, tempdir, math, replacements, 
toolbaritems, makefileentries):
-    """ Create the image file for symbol name in path. """
-
-    if name in replacements.keys():
-        filename = replacements[name]
-    elif name.startswith('lyx'):
-        print('Skipping ' + name)
-        return
-    else:
-        skipchars = ['|', '/', '\\', '*', '!', '?', ':', ';', '^', '<', '>']
-        for i in skipchars:
-            if name.find(i) >= 0:
-                print('Skipping ' + name)
-                return
-        filename = name
-    svgname = os.path.join(path, filename + '.svgz')
-    if name in toolbaritems:
-        if filename in makefileentries:
-            suffix = ' (found in toolbar and makefile)'
-        else:
-            suffix = ' (found in only in toolbar)'
-    else:
-        if filename in makefileentries:
-            suffix = ' (found only in makefile)'
-        else:
-            suffix = ' (not found)'
-    if os.path.exists(svgname):
-        print('Skipping ' + name + suffix)
-        return
-    print('Generating ' + name + suffix)
-    lyxname = os.path.join(tempdir, filename)
-    lyxfile = io.open(lyxname + '.lyx', 'w', encoding='utf_8')
-    if math:
-        lyxfile.write(template.replace('$a$', '$\\' + name + '$'))
-    else:
-        lyxfile.write(template.replace('$a$', '$\\text{\\' + name + '}$'))
-    lyxfile.close()
-    cmd = "%s %s.lyx -e dvi" % (lyxexe, lyxname)
-    proc = subprocess.Popen(cmd, shell=True)
-    proc.wait()
-    if proc.returncode != 0:
-        print('Error in DVI creation for ' + name)
-        return
-    # The magnifaction factor is calculated such that we get an image of
-    # height 18 px for most symbols and document font size 11. Then we can
-    # add a small border to get the standard math image height of 20 px.
-    cmd = "dvisvgm -z --no-fonts --exact --output=%%f %s.dvi %s" % (lyxname, 
svgname)
-    proc = subprocess.Popen(cmd, shell=True)
-    proc.wait()
-    if proc.returncode != 0:
-        print('Error in SVG creation for ' + name)
-        return
-
-
-def main(argv):
-
-    if len(argv) == 3:
-        (base, ext) = os.path.splitext(argv[0])
-        (mathsymbols, textsymbols) = getlist(argv[1], base)
-        cppfile = os.path.join(os.path.dirname(base), 
'../../src/frontends/qt4/GuiApplication.cpp')
-        replacements = getreplacements(cppfile)
-        uifile = os.path.join(os.path.dirname(base), 
'../../lib/ui/stdtoolbars.inc')
-        toolbaritems = gettoolbaritems(uifile)
-        makefile = os.path.join(os.path.dirname(base), '../../lib/Makefile.am')
-        makefileentries = getmakefileentries(makefile)
-        lyxtemplate = base + '.lyx'
-        templatefile = io.open(base + '.lyx', 'r', encoding='utf_8')
-        template = templatefile.read()
-        templatefile.close()
-        tempdir = tempfile.mkdtemp()
-        for i in mathsymbols:
-            createimage(i, argv[2], template, argv[1], tempdir, True, 
replacements, toolbaritems, makefileentries)
-        for i in textsymbols:
-            createimage(i, argv[2], template, argv[1], tempdir, False, 
replacements, toolbaritems, makefileentries)
-        shutil.rmtree(tempdir)
-    else:
-        error(usage(argv[0]))
-
-    return 0
-
-
-if __name__ == "__main__":
-    main(sys.argv)

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