From db1647cfff16c47a8744bbab4c8ddc638c2301d3 Mon Sep 17 00:00:00 2001 From: kramm Date: Fri, 4 May 2007 13:22:39 +0000 Subject: [PATCH] new function getinfo() --- lib/gfxsource.h | 1 + lib/pdf/pdf.cc | 150 +++++++++++++++++++++++++++++-------------------------- 2 files changed, 79 insertions(+), 72 deletions(-) diff --git a/lib/gfxsource.h b/lib/gfxsource.h index 95204a2..3ca3871 100644 --- a/lib/gfxsource.h +++ b/lib/gfxsource.h @@ -45,6 +45,7 @@ typedef struct _gfxdocument void* (*get)(struct _gfxdocument*gfx, char*name); void (*destroy)(struct _gfxdocument*gfx); void (*set_parameter)(struct _gfxdocument*gfx, char*name, char*value); + char* (*getinfo)(struct _gfxdocument*gfx, char*key); struct _gfxpage* (*getpage)(struct _gfxdocument*gfx, int page); void*internal; } gfxdocument_t; diff --git a/lib/pdf/pdf.cc b/lib/pdf/pdf.cc index 5353759..eba2a67 100644 --- a/lib/pdf/pdf.cc +++ b/lib/pdf/pdf.cc @@ -34,6 +34,7 @@ typedef struct _pdf_doc_internal { int protect; PDFDoc*doc; + Object docinfo; InfoOutputDev*info; GFXOutputDev*outputDev; pdf_page_info_t*pages; @@ -119,6 +120,8 @@ void pdf_doc_destroy(gfxdocument_t*gfx) delete i->doc; i->doc=0; free(i->pages); i->pages = 0; + + i->docinfo.free(); if(i->info) { delete i->info;i->info=0; @@ -169,6 +172,77 @@ gfxpage_t* pdf_doc_getpage(gfxdocument_t*doc, int page) return pdf_page; } +static char*getInfoString(Dict *infoDict, char *key) +{ + Object obj; + GString *s1, *s2; + int i; + + if (infoDict->lookup(key, &obj)->isString()) { + s1 = obj.getString(); + if ((s1->getChar(0) & 0xff) == 0xfe && + (s1->getChar(1) & 0xff) == 0xff) { + s2 = new GString(); + for (i = 2; i < obj.getString()->getLength(); i += 2) { + if (s1->getChar(i) == '\0') { + s2->append(s1->getChar(i+1)); + } else { + delete s2; + s2 = new GString(""); + break; + } + } + char*ret = strdup(s2->getCString()); + delete s2; + obj.free(); + return ret; + } else { + char*ret = strdup(s1->getCString()); + obj.free(); + return ret; + } + } + return strdup(""); +} + +static char*getInfoDate(Dict *infoDict, char *key) +{ + Object obj; + char *s; + + if (infoDict->lookup(key, &obj)->isString()) { + s = obj.getString()->getCString(); + if (s[0] == 'D' && s[1] == ':') { + s += 2; + } + char*ret = strdup(s); + obj.free(); + return ret; + } + return strdup(""); +} + +char* pdf_doc_getinfo(gfxdocument_t*doc, char*name) +{ + pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal; + if(!strcmp(name, "title")) return getInfoString(i->docinfo.getDict(), "Title"); + else if(!strcmp(name, "subject")) return getInfoString(i->docinfo.getDict(), "Subject"); + else if(!strcmp(name, "keywords")) return getInfoString(i->docinfo.getDict(), "Keywords"); + else if(!strcmp(name, "author")) return getInfoString(i->docinfo.getDict(), "Author"); + else if(!strcmp(name, "creator")) return getInfoString(i->docinfo.getDict(), "Creator"); + else if(!strcmp(name, "producer")) return getInfoString(i->docinfo.getDict(), "Producer"); + else if(!strcmp(name, "creationdate")) return getInfoDate(i->docinfo.getDict(), "CreationDate"); + else if(!strcmp(name, "moddate")) return getInfoDate(i->docinfo.getDict(), "ModDate"); + else if(!strcmp(name, "linearized")) return strdup(i->doc->isLinearized() ? "yes" : "no"); + else if(!strcmp(name, "encrypted")) return strdup(i->doc->isEncrypted() ? "yes" : "no"); + else if(!strcmp(name, "oktoprint")) return strdup(i->doc->okToPrint() ? "yes" : "no"); + else if(!strcmp(name, "oktocopy")) return strdup(i->doc->okToCopy() ? "yes" : "no"); + else if(!strcmp(name, "oktochange")) return strdup(i->doc->okToChange() ? "yes" : "no"); + else if(!strcmp(name, "oktoaddnotes")) return strdup(i->doc->okToAddNotes() ? "yes" : "no"); + return 0; +} + + void storeDeviceParameter(char*name, char*value) { parameter_t*p = new parameter_t(); @@ -217,50 +291,6 @@ void pdf_set_parameter(char*name, char*value) } } -static void printInfoString(Dict *infoDict, char *key, char *fmt) { - Object obj; - GString *s1, *s2; - int i; - - if (infoDict->lookup(key, &obj)->isString()) { - s1 = obj.getString(); - if ((s1->getChar(0) & 0xff) == 0xfe && - (s1->getChar(1) & 0xff) == 0xff) { - s2 = new GString(); - for (i = 2; i < obj.getString()->getLength(); i += 2) { - if (s1->getChar(i) == '\0') { - s2->append(s1->getChar(i+1)); - } else { - delete s2; - s2 = new GString(""); - break; - } - } - printf(fmt, s2->getCString()); - delete s2; - } else { - printf(fmt, s1->getCString()); - } - } - obj.free(); -} - -static void printInfoDate(Dict *infoDict, char *key, char *fmt) { - Object obj; - char *s; - - if (infoDict->lookup(key, &obj)->isString()) { - s = obj.getString()->getCString(); - if (s[0] == 'D' && s[1] == ':') { - s += 2; - } - printf(fmt, s); - } - obj.free(); -} - - - gfxdocument_t*pdf_open(char*filename) { gfxdocument_t*pdf_doc = (gfxdocument_t*)malloc(sizeof(gfxdocument_t)); @@ -280,7 +310,6 @@ gfxdocument_t*pdf_open(char*filename) GString *fileName = new GString(filename); GString *userPW; - Object info; // read config file if(!globalParams) @@ -301,33 +330,9 @@ gfxdocument_t*pdf_open(char*filename) return 0; } - // print doc info - i->doc->getDocInfo(&info); - if (info.isDict() && - (getScreenLogLevel()>=LOGLEVEL_NOTICE)) { - printInfoString(info.getDict(), "Title", "Title: %s\n"); - printInfoString(info.getDict(), "Subject", "Subject: %s\n"); - printInfoString(info.getDict(), "Keywords", "Keywords: %s\n"); - printInfoString(info.getDict(), "Author", "Author: %s\n"); - printInfoString(info.getDict(), "Creator", "Creator: %s\n"); - printInfoString(info.getDict(), "Producer", "Producer: %s\n"); - printInfoDate(info.getDict(), "CreationDate", "CreationDate: %s\n"); - printInfoDate(info.getDict(), "ModDate", "ModDate: %s\n"); - printf("Pages: %d\n", i->doc->getNumPages()); - printf("Linearized: %s\n", i->doc->isLinearized() ? "yes" : "no"); - printf("Encrypted: "); - if (i->doc->isEncrypted()) { - printf("yes (print:%s copy:%s change:%s addNotes:%s)\n", - i->doc->okToPrint() ? "yes" : "no", - i->doc->okToCopy() ? "yes" : "no", - i->doc->okToChange() ? "yes" : "no", - i->doc->okToAddNotes() ? "yes" : "no"); - } else { - printf("no\n"); - } - } - info.free(); - + // get doc info + i->doc->getDocInfo(&i->docinfo); + pdf_doc->num_pages = i->doc->getNumPages(); i->protect = 0; if (i->doc->isEncrypted()) { @@ -365,6 +370,7 @@ gfxdocument_t*pdf_open(char*filename) pdf_doc->get = 0; pdf_doc->destroy = pdf_doc_destroy; pdf_doc->set_parameter = pdf_doc_set_parameter; + pdf_doc->getinfo = pdf_doc_getinfo; pdf_doc->getpage = pdf_doc_getpage; -- 1.7.10.4