added file%.swf pattern handling

diff --git a/src/pdf2swf.c b/src/pdf2swf.c
index 3b63410..517f048 100644 (file)
--- a/src/pdf2swf.c
+++ b/src/pdf2swf.c
@@ -23,6 +23,7 @@
 #include <stdio.h>
 #include <stdarg.h>
 #include <string.h>
+#include <memory.h>
 #include <unistd.h>
 #include "../config.h"
 #ifdef HAVE_SIGNAL_H
@@ -116,6 +117,40 @@ void sigalarm(int signal)
 }
 #endif
 
+typedef struct _parameter {
+    struct _parameter*next;
+    const char*name;
+    const char*value;
+} parameter_t;
+
+static parameter_t* device_config = 0;
+static parameter_t* device_config_next = 0;
+static void store_parameter(const char*name, const char*value)
+{
+    parameter_t*o = device_config;
+    while(o) {
+        if(!strcmp(name, o->name)) {
+            /* overwrite old value */
+            free((void*)o->value);
+            o->value = strdup(value);
+            return;
+        }
+        o = o->next;
+    }
+    parameter_t*p = malloc(sizeof(parameter_t));
+    p->name = strdup(name);
+    p->value = strdup(value);
+    p->next = 0;
+
+    if(device_config_next) {
+       device_config_next->next = p;
+       device_config_next = p;
+    } else {
+       device_config = p;
+       device_config_next = p;
+    }
+}
+
 int args_callback_option(char*name,char*val) {
     if (!strcmp(name, "o"))
     {
@@ -214,11 +249,18 @@ int args_callback_option(char*name,char*val) {
        if(c && *c && c[1])  {
            *c = 0;
            c++;
-           driver->set_parameter(driver, s,c);
-           out->setparameter(out, s,c);
+           store_parameter(s,c);
+       } else if(strcmp(s,"help")) {
+           printf("PDF Parameters:\n");
+           gfxsource_t*pdf = gfxsource_pdf_create(&pdf);
+           pdf->set_parameter(pdf, "help", "");
+           gfxdevice_t swf;
+           gfxdevice_swf_init(&swf);
+           printf("SWF Parameters:\n");
+           swf.setparameter(&swf, "help", "");
+           exit(0);
        } else {
-           driver->set_parameter(driver, s,"1");
-           out->setparameter(out, s,"1");
+           store_parameter(s,"1");
        }
        return 1;
     }
@@ -529,6 +571,25 @@ void show_info(gfxsource_t*driver, char*filename)
     pdf->destroy(pdf);
 }
 
+
+static gfxdevice_t swf,wrap;
+gfxdevice_t*create_output_device()
+{
+    gfxdevice_swf_init(&swf);
+    gfxdevice_removeclippings_init(&wrap, &swf);
+    out = &wrap;
+    if(!flatten) {
+       out = &swf;
+    }
+    /* pass global parameters to output device */
+    parameter_t*p = device_config;
+    while(p) {
+       out->setparameter(out, p->name, p->value);
+       p = p->next;
+    }
+    return out;
+}
+
 int main(int argn, char *argv[])
 {
     int ret;
@@ -539,6 +600,7 @@ int main(int argn, char *argv[])
     int nup_pos = 0;
     int x,y;
     char* installPath = getInstallationPath();
+    char one_file_per_page = 0;
     
     initLog(0,-1,0,0,-1,loglevel);
 
@@ -554,20 +616,18 @@ int main(int argn, char *argv[])
     srand(time(0));
 #endif
 #endif
-    driver = gfxsource_pdf_create();
-
-    gfxdevice_t swf,wrap;
-    gfxdevice_swf_init(&swf);
-    
-    gfxdevice_removeclippings_init(&wrap, &swf);
 
-    out = &wrap;
     processargs(argn, argv);
     
-    if(!flatten) {
-       out = &swf;
-    }
+    driver = gfxsource_pdf_create();
     
+    /* pass global parameters to PDF driver*/
+    parameter_t*p = device_config;
+    while(p) {
+       driver->set_parameter(driver, p->name, p->value);
+       p = p->next;
+    }
+
     if(!filename)
     {
        fprintf(stderr, "Please specify an input file\n");
@@ -615,11 +675,39 @@ int main(int argn, char *argv[])
        filename = fullname;
     }
 
+    char*u = 0;
+    if((u = strchr(outputname, '%'))) {
+       if(strchr(u+1, '%') || 
+          strchr(outputname, '%')!=u)  {
+           msg("<error> only one %%d allowed in filename\n");
+           return 1;
+       }
+       if(preloader || viewer) {
+           msg("<error> -b/-l/-B/-L not supported together with %%d in filename\n");
+           return 1;
+       }
+       msg("<notice> outputting one file per page");
+       one_file_per_page = 1;
+       char*pattern = malloc(strlen(outputname)+2);
+       /* convert % to %d */
+       int l = u-outputname+1;
+       memcpy(pattern, outputname, l);
+       pattern[l]='d';
+       strcpy(pattern+l+1, outputname+l);
+       outputname = pattern;
+    }
+
     gfxdocument_t* pdf = driver->open(driver, filename);
     if(!pdf) {
         msg("<error> Couldn't open %s", filename);
         exit(1);
     }
+    /* pass global parameters document */
+    p = device_config;
+    while(p) {
+       pdf->set_parameter(pdf, p->name, p->value);
+       p = p->next;
+    }
 
     struct mypage_t {
        int x;
@@ -647,6 +735,7 @@ int main(int argn, char *argv[])
 
     pagenum = 0;
 
+    gfxdevice_t*out = create_output_device();;
     for(pagenr = 1; pagenr <= pdf->num_pages; pagenr++) 
     {
        if(is_in_range(pagenr, pagerange)) {
@@ -708,56 +797,83 @@ int main(int argn, char *argv[])
                pages[t].page->destroy(pages[t].page);
            }
            pagenum = 0;
+
+           if(one_file_per_page) {
+               gfxresult_t*result = out->finish(out);out=0;
+               char buf[1024];
+               sprintf(buf, outputname, one_file_per_page++);
+               if(result->save(result, buf) < 0) {
+                   return 1;
+               }
+               result->destroy(result);result=0;
+               out = create_output_device();;
+               msg("<notice> Writing SWF file %s", buf);
+           }
        }
     }
-    
-    gfxresult_t*result = out->finish(out);
-
-    if(result->save(result, outputname) < 0) {
-        exit(1);
+   
+    if(one_file_per_page) {
+       // remove empty device
+       gfxresult_t*result = out->finish(out);out=0;
+       result->destroy(result);result=0;
+    } else {
+       gfxresult_t*result = out->finish(out);
+       msg("<notice> Writing SWF file %s", outputname);
+       if(result->save(result, outputname) < 0) {
+           exit(1);
+       }
+       int width = (int)result->get(result, "width");
+       int height = (int)result->get(result, "height");
+       result->destroy(result);result=0;
+
+       if(preloader || viewer) {
+           const char*zip = "";
+           if(zlib) {
+               zip = "-z";
+           }
+           if(!preloader && viewer) {
+               systemf("swfcombine %s -X %d -Y %d \"%s\" viewport=\"%s\" -o \"%s\"",zip,width,height,
+                       viewer, outputname, outputname);
+               if(!system_quiet)
+                   printf("\n");
+           }
+           if(preloader && !viewer) {
+               msg("<warning> --preloader option without --viewer option doesn't make very much sense.");
+               ret = systemf("swfcombine %s -Y %d -X %d %s/PreLoaderTemplate.swf loader=\"%s\" movie=\"%s\" -o \"%s\"",zip,width,height,
+                       SWFDIR, preloader, outputname, outputname);
+               if(!system_quiet)
+                   printf("\n");
+           }
+           if(preloader && viewer) {
+#ifdef HAVE_MKSTEMP
+               char tmpname[] = "__swf__XXXXXX";
+               mkstemp(tmpname);
+#else 
+               char*tmpname = "__tmp__.swf";
+#endif
+               systemf("swfcombine \"%s\" viewport=%s -o %s",
+                       viewer, outputname, tmpname);
+               systemf("swfcombine %s -X %d -Y %d -r %f %s/PreLoaderTemplate.swf loader=%s movie=%s -o \"%s\"",zip,width,height,
+                       getRate(preloader), SWFDIR, preloader, tmpname, outputname);
+               systemf("rm %s", tmpname);
+           }
+       }
     }
 
-    int width = (int)result->get(result, "width");
-    int height = (int)result->get(result, "height");
-    msg("<notice> SWF written");
-    
-    result->destroy(result);
-
     pdf->destroy(pdf);
     driver->destroy(driver);
 
-    const char*zip = "";
-    if(zlib) {
-       zip = "-z";
-    }
-    if(!preloader && viewer) {
-       systemf("swfcombine %s -X %d -Y %d \"%s\" viewport=\"%s\" -o \"%s\"",zip,width,height,
-               viewer, outputname, outputname);
-       if(!system_quiet)
-           printf("\n");
-    }
-    if(preloader && !viewer) {
-       msg("<warning> --preloader option without --viewer option doesn't make very much sense.");
-       ret = systemf("swfcombine %s -Y %d -X %d %s/PreLoaderTemplate.swf loader=\"%s\" movie=\"%s\" -o \"%s\"",zip,width,height,
-               SWFDIR, preloader, outputname, outputname);
-       if(!system_quiet)
-           printf("\n");
-    }
-    if(preloader && viewer) {
-#ifdef HAVE_MKSTEMP
-        char tmpname[] = "__swf__XXXXXX";
-        mkstemp(tmpname);
-#else 
-       char*tmpname = "__tmp__.swf";
-#endif
-       systemf("swfcombine \"%s\" viewport=%s -o %s",
-               viewer, outputname, tmpname);
-        systemf("swfcombine %s -X %d -Y %d -r %f %s/PreLoaderTemplate.swf loader=%s movie=%s -o \"%s\"",zip,width,height,
-                getRate(preloader), SWFDIR, preloader, tmpname, outputname);
-        systemf("rm %s", tmpname);
+   
+    /* free global parameters */
+    p = device_config;
+    while(p) {
+       parameter_t*next = p->next;
+       if(p->name) free((void*)p->name);p->name = 0;
+       if(p->value) free((void*)p->value);p->value =0;
+       p->next = 0;free(p);
+       p = next;
     }
 
-
     return 0;
 }