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Finished alpha release of RDFa Live Loop tool.
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| AddHandler mod_python .py | ||
| PythonDebug On | ||
| PythonHandler live-loop | ||
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| <FilesMatch "(triples|git-update)"> | ||
| SetHandler mod_python | ||
| </FilesMatch> | ||
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| Original file line number | Diff line number | Diff line change |
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| live-loop.py |
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| /** | ||
| * All of the live-loop javascript code necessary to make live loop work. | ||
| */ | ||
| (function($) | ||
| { | ||
| // create the liveloop object | ||
| window.liveloop = window.liveloop || {}; | ||
| var liveloop = window.liveloop; | ||
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| liveloop.generateCodePrologue = function() | ||
| { | ||
| return "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML+RDFa 1.0//EN\" \"http://www.w3.org/MarkUp/DTD/xhtml-rdfa-1.dtd\">\n<html xmlns=\"http://www.w3.org/1999/xhtml\" xmlns:dc=\"http://purl.org/dc/terms/\">\n <head>\n <title>Test Snippet</title>\n </head>\n <body>"; | ||
| } | ||
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| liveloop.setupCodePrologue = function() | ||
| { | ||
| var e = $("#code-prologue"); | ||
| var encodedPrologue = $('<div/>').text(liveloop.generateCodePrologue()).html(); | ||
| e.html(encodedPrologue); | ||
| }; | ||
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| liveloop.generateCodeEpilogue = function() | ||
| { | ||
| return " </body>\n</html>"; | ||
| } | ||
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| liveloop.setupCodeEpilogue = function() | ||
| { | ||
| var e = $("#code-epilogue"); | ||
| var encodedEpilogue = $('<div/>').text(liveloop.generateCodeEpilogue()).html(); | ||
| e.html(encodedEpilogue); | ||
| }; | ||
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| liveloop.setupUi = function() | ||
| { | ||
| liveloop.setupCodePrologue(); | ||
| liveloop.setupCodeEpilogue(); | ||
| $("#code-body").keyup(liveloop.updateTriples); | ||
| }; | ||
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| liveloop.updateTriples = function(event) | ||
| { | ||
| var rdfaDocument = liveloop.generateCodePrologue() + | ||
| $("#code-body").val() + liveloop.generateCodeEpilogue(); | ||
| $.ajax({ | ||
| url: "triples", | ||
| type: "POST", | ||
| success: function(data) | ||
| { | ||
| $("#triple-data").html(data); | ||
| }, | ||
| contentType: "application/xml+xhtml", | ||
| processData: false, | ||
| data: rdfaDocument | ||
| }); | ||
| }; | ||
|
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| })(jQuery); | ||
|
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| ## | ||
| # This is the web service for the Live Loop RDFa editor. | ||
| # License: LGPLv3 | ||
| # | ||
| # @author Manu Sporny | ||
| import os, os.path, sys | ||
| import subprocess | ||
| import rdfa | ||
|
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||
| try: | ||
| from mod_python import apache | ||
| except Exception, e: | ||
| pass | ||
|
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| ## | ||
| # Formats a triple in a very special way. | ||
| # | ||
| # @param request the HTTP request to use when writing the output. | ||
| # @param subject the subject of the triple. | ||
| # @param predicate the predicate for the triple. | ||
| # @param obj the object of the triple. | ||
| # @param object_type the type for the object in the triple. | ||
| # @param datatype the datatype for the object in the triple. | ||
| # @param language the language for the object in the triple. | ||
| def writeTriple2( \ | ||
| request, subject, predicate, obj, object_type, datatype, language): | ||
| request.write("<%s> <%s> " % (subject, predicate)) | ||
| if(object_type == rdfa.RDF_TYPE_IRI): | ||
| request.write("<%s> . " % (obj,)) | ||
| else: | ||
| ostr = ""%s" ." % (obj,) | ||
| if(language != None): | ||
| ostr += "@%s" % (language,) | ||
| if(datatype != None): | ||
| ostr += "^^^<%s>" % (datatype,) | ||
| request.write(ostr) | ||
|
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| ## | ||
| # Called whenever a triple is generated for the default graph by the | ||
| # underlying implementation. | ||
| # | ||
| # @param request the HTTP request to use when writing the output. | ||
| # @param subject the subject of the triple. | ||
| # @param predicate the predicate for the triple. | ||
| # @param obj the object of the triple. | ||
| # @param object_type the type for the object in the triple. | ||
| # @param datatype the datatype for the object in the triple. | ||
| # @param language the language for the object in the triple. | ||
| def defaultTriple2( \ | ||
| request, subject, predicate, obj, object_type, datatype, language): | ||
|
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| request.write("<div class=\"rdfa-default-triple\">") | ||
| writeTriple2( \ | ||
| request, subject, predicate, obj, object_type, datatype, language) | ||
| request.write("</div>") | ||
|
|
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| ## | ||
| # Called whenever a triple is generated for the processor graph by the | ||
| # underlying implementation. | ||
| # | ||
| # @param request the HTTP request to use when writing the output. | ||
| # @param subject the subject of the triple. | ||
| # @param predicate the predicate for the triple. | ||
| # @param obj the object of the triple. | ||
| # @param object_type the type for the object in the triple. | ||
| # @param datatype the datatype for the object in the triple. | ||
| # @param language the language for the object in the triple. | ||
| def processorTriple2( \ | ||
| request, subject, predicate, obj, object_type, datatype, language): | ||
|
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| request.write("<div class=\"rdfa-processor-triple\">") | ||
| if(object_type == rdfa.RDF_TYPE_NAMESPACE_PREFIX): | ||
| request.write("%s %s: %s ." % (subject, predicate, obj)) | ||
| else: | ||
| writeTriple( \ | ||
| request, subject, predicate, obj, object_type, datatype, language) | ||
| request.write("</div>") | ||
|
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| ## | ||
| # Called whenever the processing buffer for the C-side needs to be re-filled. | ||
| # | ||
| # @param data the entire file blob | ||
| # @param bufferSize the size of the buffer to return. Returning anything less | ||
| # than bufferSize will halt execution after the returned | ||
| # buffer has been processed. | ||
| def handleBuffer2(data, bufferSize): | ||
| return data.read() | ||
|
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| ## | ||
| # The handler function is what is called whenever an apache call is made. | ||
| # | ||
| # @param req the HTTP request. | ||
| # | ||
| # @return apache.OK if there wasn't an error, the appropriate error code if | ||
| # there was a failure. | ||
| def handler(req): | ||
| # File that runs an apache test. | ||
| status = apache.OK | ||
|
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| puri = req.parsed_uri | ||
| service = puri[-3] | ||
| argstr = puri[-2] | ||
| args = {} | ||
|
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| # Retrieve all of the unit tests from the W3C website | ||
| if(service.find("/live-loop/triples") != -1): | ||
| req.content_type = 'text/html' | ||
| if(req.method == "POST"): | ||
| document = req.read() | ||
| liveLoopDir = os.path.dirname(req.canonical_filename) | ||
| p = subprocess.Popen(["python", "live-loop.py"], | ||
| bufsize=4096, stdin=subprocess.PIPE, stdout=subprocess.PIPE, | ||
| stderr=subprocess.PIPE, close_fds=True, cwd=liveLoopDir) | ||
| p.stdin.write(document) | ||
| (so, se) = p.communicate() | ||
| req.write(so) | ||
| else: | ||
| req.content_type = 'text/plain' | ||
| req.write(""" | ||
| You can POST an XHTML+RDFa document to this service. The result will be an HTML snippet that can be placed inside of a <div> element in an HTML page. | ||
| For example, try the following using CURL: | ||
| curl -d "<?xml version=\\"1.0\\" encoding=\\"UTF-8\\"?><\!DOCTYPE html PUBLIC \\"-//W3C//DTD XHTML+RDFa 1.1//EN\\" \\"http://www.w3.org/MarkUp/DTD/xhtml-rdfa-2.dtd\\"> <html xmlns=\\"http://www.w3.org/1999/xhtml\\" xmlns:dc=\\"http://purl.org/dc/elements/1.1/\\"><head><title>Test Snippet</title></head><body><p>This HTML snippet was written by <span about=\\"\\" property=\\"dc:creator\\">Manu Sporny</span>.</p></body></html>" %s | ||
| """ % (req.construct_url(req.unparsed_uri),)) | ||
| # Perform a git update in the current directory | ||
| elif(service.find("/live-loop/git-update") != -1): | ||
| testSuitePath = os.path.dirname(req.canonical_filename) | ||
| gitUpdatePath = os.path.join(testSuitePath, ".git") | ||
| p = subprocess.Popen(["git", "--git-dir", gitUpdatePath, "pull"], | ||
| bufsize=4096, stdout=subprocess.PIPE, stderr=subprocess.PIPE, | ||
| close_fds=True, cwd=testSuitePath) | ||
| (so, se) = p.communicate() | ||
| req.write("GIT status: %s%s" % (so, se)) | ||
| else: | ||
| req.content_type = 'text/html' | ||
| req.write("<strong>ERROR: Unknown Live Loop service: %s</strong>" % \ | ||
| (service,)) | ||
|
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| return status | ||
|
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| if __name__ == "__main__": | ||
| parser = rdfa.RdfaParser("http://example.com/sample.html") | ||
| parser.setDefaultGraphTripleHandler(defaultTriple2, sys.stdout) | ||
| parser.setProcessorGraphTripleHandler(processorTriple2, sys.stdout) | ||
| parser.setBufferHandler(handleBuffer2, sys.stdin) | ||
| parser.parse() | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| live-loop.py |