* Python frontend to libxslt implementing csc extensions * All xsl files are now XSLT 1.0 * Faster build times (down from 20s to 8s)foo
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9d2622ba28
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#!/usr/bin/python2.4 |
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import os, sys, re, urllib, libxml2, libxslt |
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|
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# |
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# globals |
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# |
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cscUri = "http://csclub.uwaterloo.ca/xsltproc" |
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|
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# |
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# csc:encode-for-uri |
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# |
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def cscEncodeForUri(ctx, str): |
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if type(str) == type([]): |
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str = libxml2.xmlNode(str[0]).getContent() |
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print urllib.quote(str) |
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return urllib.quote(str) |
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|
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# |
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# csc:term |
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# |
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def cscTerm(ctx, str): |
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if type(str) == type([]): |
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str = libxml2.xmlNode(str[0]).getContent() |
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|
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try: |
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# YYYY-MM-DD |
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(year, month, day) = re.findall("^([0-9]+)-([0-9]+)-([0-9]+)$", str)[0] |
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month = int(month) |
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if month >= 1 and month <= 4: |
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return "Winter " + year |
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elif month >= 5 and month <= 8: |
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return "Spring " + year |
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elif month >= 9 and month <= 12: |
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return "Fall " + year |
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else: |
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print "Invalid month '" + month + "'" |
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except: |
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print "Invalid term '" + str + "'" |
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|
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# |
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# csc:email |
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# |
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def cscEmail(ctx, str): |
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return "_EMAIL_TODO_" |
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|
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# |
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# main |
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# |
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|
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# check argv |
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if len(sys.argv) < 4: |
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print "Usage: xsltproc.py input-file style-sheet output-file [params...]" |
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sys.exit(1) |
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inFile = sys.argv[1] |
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xsltFile = sys.argv[2] |
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outFile = sys.argv[3] |
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rawParams = sys.argv[4:] |
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|
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# check params |
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params = {} |
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for p in rawParams: |
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p = p.split("=") |
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if len(p) == 1: |
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print "Missing value for parameter " + p[0] |
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sys.exit(1) |
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params[p[0]] = "'" + p[1] + "'" |
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try: |
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# register extensions |
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libxslt.registerExtModuleFunction("encode-for-uri", cscUri, cscEncodeForUri) |
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libxslt.registerExtModuleFunction("term", cscUri, cscTerm) |
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libxslt.registerExtModuleFunction("email", cscUri, cscEmail) |
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|
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# parse xml/xslt and apply style-sheet |
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style = libxslt.parseStylesheetFile(xsltFile) |
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doc = libxml2.parseFile(inFile) |
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res = style.applyStylesheet(doc, params) |
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style.saveResultToFilename(outFile, res, 0) |
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|
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except: |
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print "Unexpected error:", sys.exc_info()[0] |
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sys.exit(1) |
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