Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/docs/examples/pdf-portfolio.js @ 25:575f70dbc259

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Do not expose local directory names in mupdf_location in _build.py.
author Franz Glasner <fzglas.hg@dom66.de>
date Fri, 19 Sep 2025 18:20:23 +0200
parents b50eed0cc0ef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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1 // List and extract embedded files in a PDF document.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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2
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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3 if (scriptArgs.length != 1 && scriptArgs.length != 3) {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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4 print("usage: mutool run pdf-portfolio.js input.pdf [index filename]");
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5 print(" List embedded files, or extract an embedded file from a PDF document.")
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6 quit();
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7 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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8
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9 var doc = Document.openDocument(scriptArgs[0]);
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10 var Root = doc.getTrailer().Root;
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11 if (Root.Names == undefined || !("EmbeddedFiles" in Root.Names)) {
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12 print("Document has no embedded files!");
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13 quit();
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14 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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16 function mapNameTree(N, fn) {
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17 function mapNameTreeNames(NN) {
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18 var i, n = NN.length;
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19 for (i = 0; i < n; i += 2)
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20 fn(NN[i], NN[i+1]);
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21 }
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22 function mapNameTreeKids(NK) {
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23 var i, n = NK.length;
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24 for (i = 0; i < n; ++i)
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25 mapNameTree(NK[i], fn)
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26 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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27 if ("Names" in N)
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28 mapNameTreeNames(N.Names);
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29 if ("Kids" in N)
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30 mapNameTreeKids(N.Kids);
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31 }
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33 function fileNameFromFS(fs) {
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34 if ("UF" in fs) return fs.UF.asString();
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35 if ("F" in fs) return fs.F.asString();
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36 if ("Unix" in fs) return fs.Unix.asString();
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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37 if ("DOS" in fs) return fs.DOS.asString();
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38 if ("Mac" in fs) return fs.Mac.asString();
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39 return "Untitled";
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40 }
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42 if (scriptArgs.length == 1) {
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43 var idx = 1;
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44 mapNameTree(Root.Names.EmbeddedFiles, function (name,fs) {
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45 print(idx, name.asString());
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46 print("\tFilename:", fileNameFromFS(fs));
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47 if ("Desc" in fs)
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48 print("\tDescription:", fs.Desc.asString());
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49 ++idx;
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50 });
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51 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
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52
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parents:
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53 if (scriptArgs.length == 3) {
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54 var idx = 1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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55 mapNameTree(Root.Names.EmbeddedFiles, function (name,fs) {
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56 if (idx == scriptArgs[1]) {
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57 print("Saving embedded file", idx, "as:", scriptArgs[2]);
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58 fs.EF.F.readStream().save(scriptArgs[2]);
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59 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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60 ++idx;
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61 });
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62 }