Staging main script for export

git and html scripts

.gitignore

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+node_modules

export.js

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+var fs = require('fs')
+var gs = require('ghostscript')
+var path = require('path')
+
+var reckon_path = "."
+var export_path = "export"
+var index_name = "index.json"
+
+if(!fs.existsSync(export_path))
+	fs.mkdirSync(export_path);
+
+var index = [];
+var index_path = path.join(export_path, index_name);
+if(fs.existsSync(index_path))
+	index = JSON.parse(fs.readFileSync(index_path, 'utf8'));
+
+
+fs.readdir(reckon_path, function(err, files) {
+	if(err)
+		throw err;
+	files.map(function (f) {
+		return {"name" : f, "path" : path.join(reckon_path, f)};
+	}).filter(function (f) {
+			return (fs.statSync(f.path).isFile() && path.extname(f.path) === '.pdf' && !exists(f.name));		
+	}).forEach(function (f) {
+		var img_fname = extract_img(f.path);
+		var entry = {}		
+		entry.name = f.name;
+		entry.imgs = [];
+		entry.imgs.push(img_fname);
+		index.push(entry);
+	})
+
+	var index_content = JSON.stringify(index, null, 2);
+	fs.writeFile(index_path, index_content, function(err) {
+		if(err) return console.log(err);
+		console.log(index_path + '>' + index_content);
+	}); 
+	
+});
+
+
+
+function extract_img(file) {
+
+	var out_name = path.basename(file) + ".png"
+	var out = path.join(export_path, out_name);
+	
+	gs()
+  .batch()
+  .quiet()
+  .nopause()
+  .device('pngalpha')
+  .input(file)
+  .output(out)
+  .r(72)
+  .spawn();
+
+  return out_name;
+
+}
+
+function exists(fname) {
+	for (var e in index) {
+		if(index[e].name === fname)
+			return true;
+	}
+	return false;
+}

export/index.json

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+[
+  {
+    "name": "A Spreadsheet Way of Knowledge — Backchannel — Medium.pdf",
+    "imgs": [
+      "A Spreadsheet Way of Knowledge — Backchannel — Medium.pdf.png"
+    ]
+  },
+  {
+    "name": "Adding Machines.pdf",
+    "imgs": [
+      "Adding Machines.pdf.png"
+    ]
+  },
+  {
+    "name": "Barnes_Alan Kay-Transforming the Computer into a Communication Medium_2007.pdf",
+    "imgs": [
+      "Barnes_Alan Kay-Transforming the Computer into a Communication Medium_2007.pdf.png"
+    ]
+  },
+  {
+    "name": "Capurro_Past present and future of the concept of information_2009.pdf",
+    "imgs": [
+      "Capurro_Past present and future of the concept of information_2009.pdf.png"
+    ]
+  },
+  {
+    "name": "Copeland_Computation_2004.pdf",
+    "imgs": [
+      "Copeland_Computation_2004.pdf.png"
+    ]
+  },
+  {
+    "name": "Gilles Deleuze - The Exhausted.pdf",
+    "imgs": [
+      "Gilles Deleuze - The Exhausted.pdf.png"
+    ]
+  },
+  {
+    "name": "Grier-CarpetForcomputingRoom.pdf",
+    "imgs": [
+      "Grier-CarpetForcomputingRoom.pdf.png"
+    ]
+  },
+  {
+    "name": "History of Computation - 16-19th Century Work.pdf",
+    "imgs": [
+      "History of Computation - 16-19th Century Work.pdf.png"
+    ]
+  },
+  {
+    "name": "Leibniz_ArithmetiqueBinaire.pdf",
+    "imgs": [
+      "Leibniz_ArithmetiqueBinaire.pdf.png"
+    ]
+  },
+  {
+    "name": "MR1418.deviates.pdf",
+    "imgs": [
+      "MR1418.deviates.pdf.png"
+    ]
+  },
+  {
+    "name": "National Research Counil bibliography of mathematical tables and other aids to computation_1939.pdf",
+    "imgs": [
+      "National Research Counil bibliography of mathematical tables and other aids to computation_1939.pdf.png"
+    ]
+  },
+  {
+    "name": "Pickering_The Cybernetic Brain Sketches of Another Future_2010 copy.pdf",
+    "imgs": [
+      "Pickering_The Cybernetic Brain Sketches of Another Future_2010 copy.pdf.png"
+    ]
+  },
+  {
+    "name": "Prentice_Calculating machines calculating women-redesigning astronomical and scientific computation in Britian 1915-1946_2000.pdf",
+    "imgs": [
+      "Prentice_Calculating machines calculating women-redesigning astronomical and scientific computation in Britian 1915-1946_2000.pdf.png"
+    ]
+  },
+  {
+    "name": "RCA_Tables of Trigonometric Functions and Non-sexagesimal arguements_1943.pdf",
+    "imgs": [
+      "RCA_Tables of Trigonometric Functions and Non-sexagesimal arguements_1943.pdf.png"
+    ]
+  },
+  {
+    "name": "Skinner_The age of the female computers_2006.pdf",
+    "imgs": [
+      "Skinner_The age of the female computers_2006.pdf.png"
+    ]
+  },
+  {
+    "name": "Turing_Computing machinery and intelligence_1950_ORIGINAL.pdf",
+    "imgs": [
+      "Turing_Computing machinery and intelligence_1950_ORIGINAL.pdf.png"
+    ]
+  },
+  {
+    "name": "Turing_On Computable Numbers_1936.pdf",
+    "imgs": [
+      "Turing_On Computable Numbers_1936.pdf.png"
+    ]
+  },
+  {
+    "name": "VonNeumann-EDVAC-2003-08-TheFirstDraft.pdf",
+    "imgs": [
+      "VonNeumann-EDVAC-2003-08-TheFirstDraft.pdf.png"
+    ]
+  },
+  {
+    "name": "VonNeumann56-LOGIC-AUTOMATA-ERROR-REDUNDANCY.pdf",
+    "imgs": [
+      "VonNeumann56-LOGIC-AUTOMATA-ERROR-REDUNDANCY.pdf.png"
+    ]
+  },
+  {
+    "name": "VonNeumann_PlanningCoding.pdf",
+    "imgs": [
+      "VonNeumann_PlanningCoding.pdf.png"
+    ]
+  },
+  {
+    "name": "Wikipedia_Computational Logic.pdf",
+    "imgs": [
+      "Wikipedia_Computational Logic.pdf.png"
+    ]
+  },
+  {
+    "name": "Women Computers in World War II - GHN: IEEE Global History Network.pdf",
+    "imgs": [
+      "Women Computers in World War II - GHN: IEEE Global History Network.pdf.png"
+    ]
+  },
+  {
+    "name": "computation-OED.pdf",
+    "imgs": [
+      "computation-OED.pdf.png"
+    ]
+  },
+  {
+    "name": "reckon, v. : Oxford English Dictionary.pdf",
+    "imgs": [
+      "reckon, v. : Oxford English Dictionary.pdf.png"
+    ]
+  }
+]

index.js

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+var nodegit = require('nodegit')
+var path = require('path')
+var fs = require('fs')
+
+var all = []
+
+var git_data = []
+
+var cnt = 0;
+
+var export_path = 'export';
+//var export_path = '/Users/gauthiier/Desktop/vbox/reckon_export/export';
+var export_index_fname = 'index.json';
+var export_index = null;
+
+var template = '';
+
+var imgs_list_ext_valid = ['.png', '.jpeg', '.jpg', '.gif']
+
+fs.readFile('template.html', 'utf8', function(err, data) {
+	if(err) console.log(err);
+	template = data;
+});
+
+// hmm...
+var export_index_path = path.join(export_path, export_index_fname);
+if(fs.existsSync(export_index_path))
+	export_index = JSON.parse(fs.readFileSync(export_index_path, 'utf8'));
+
+nodegit.Repository.open(path.resolve(__dirname, './.git'))
+	.then(function(repo) {
+		return repo.getBranchCommit('prototype');
+	})
+	.then(function(first_commit) {
+		var history = first_commit.history(nodegit.Revwalk.SORT.REVERSE);
+		//var history = first_commit.history(nodegit.Revwalk.SORT.TIME);
+
+		history.on("commit", function(commit) {
+
+			var entry = {};
+
+      entry.commit = commit.sha();
+      entry.author = commit.author().name();
+      entry.date = commit.date();    
+      entry.raw = commit.rawHeader(); 
+      entry.message = commit.message().replace('\n', ' — ');
+      entry.files = [];
+
+
+      commit.getTree()
+      	.then(function (tree) {
+        	var entries = tree.entries();
+
+        	for(e in entries) {
+            var ep = entries[e].path();
+            if(all.indexOf(ep) != -1) continue;
+            all.push(ep);
+            entry.files.push(ep);
+        	}
+
+			});
+
+			git_data.push(entry);
+
+		});
+
+    history.on("end", function() {
+    	var body = '';
+    	git_data.reverse();
+			for(var i in git_data)
+				body += emit_git_entry(git_data[i]);
+			console.log(template.replace('[[_export_]]', body));
+    });
+
+		history.start();            
+
+	})
+	.done();
+
+function emit_git_entry(entry) {
+
+	var html = '<!-- entry #' + cnt++ + ' -->\n';
+
+	html += '<entry>\n'
+
+	html += '	<commit><h1>Commit: ' + entry.commit + '</h1></commit>\n';
+
+	html += '	<commit>' + entry.date + '</commit>\n';
+
+	html += '	<message><h2>' + entry.message + '</h2></message>\n';
+
+	html += '	<content>\n';
+
+	for(var q in entry.files) {
+		html += '		' + emit_git_content(entry.files[q]);
+	}
+
+	html += '	</content>\n';
+
+	return html + '</entry>\n'
+}
+
+function emit_git_content(c) {
+
+
+	if(!fs.existsSync(path.join('.', c))) return '';
+	if(!fs.statSync(path.join('.', c)).isFile()) return '';
+
+	var ext = path.extname(c);
+
+	if(imgs_list_ext_valid.indexOf(ext) != -1) 
+		return '<a href="' + c + '"><img src="' + c + '"/></a>\n';
+	else if(ext === '.pdf') {
+		return '<a href="' + c + '">' + emit_git_content_pdf(c) + '</a>';
+	} else {
+		return '<a href="' + c + '">' + c + '</a>\n';
+	}
+
+}
+
+function emit_git_content_pdf(c) {
+
+	var index = exists(c);	
+	if(!index) return '';
+
+	return '<img src="' + path.join(export_path, index.imgs[0]) + '"/>\n';
+
+}
+
+/// hmmm....
+function exists(fname) {
+
+	if(!export_index) return null;
+	for (var e in export_index) {
+		if(export_index[e].name === fname)
+			return export_index[e];
+	}
+	return null;
+}
+
+      

package.json

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+{
+  "name": "reckon",
+  "version": "0.0.0",
+  "description": "Reckoning Histories of Computation",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/gauthiier/reckon.git"
+  },
+  "keywords": [
+    "Arcades",
+    "Project"
+  ],
+  "author": "gauthiier",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/gauthiier/reckon/issues"
+  },
+  "homepage": "https://github.com/gauthiier/reckon",
+  "dependencies": {
+    "ghostscript": "https://github.com/gauthiier/node-ghostscript/tarball/master",
+    "nodegit": "^0.4.0"
+  },
+  "scripts" : {
+    "export": "node export.js",
+    "index": "node index.js > index.html"
+  }
+}

reckon.css

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+body {
+	font-family: "Times New Roman", Times, Georgia, serif;
+	background-color: #ffff99;
+	bbackground-color: #e9d6a8;
+	bbackground-color: #eeeeee;
+}
+
+#listing {
+	width: 100%;
+}
+
+#title {
+	margin-left: auto;
+	margin-right: auto;
+	text-align: center;
+	margin: 3em;
+}
+
+entry {
+	display: block;
+	width: 75%;
+	border: 1px solid grey;
+	min-width: 650px;
+	margin-top: 0.6em;
+	padding: 0.6em;
+	background-color: #ffffcc;	
+	margin-left: auto;
+	margin-right: auto;
+}
+
+commit {
+	display: block;	
+}
+
+content {
+	display: block;	
+}
+
+content img {
+	max-width: 300px;
+	border: 1px solid grey;
+	background-color: white;
+}

template.html

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+<html lang="en">
+<head>
+	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+	<link rel="stylesheet" type="text/css" href="reckon.css"/>
+	<title>Performing Histories of Computation</title>
+</head>
+<body>
+	<div id="listing">
+		<div id="title"><h1>Performing Histories of Computation</h1></div>
+		[[_export_]]
+	</div>
+</body>
+</html>