legacy/experimental/ecdb/trunk/src/ecdb_image.c

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/* vim: set sw=3 ts=3 sts=3 expandtab: */
#include "ecdb.h"
int ecdb_source_init(Ecdb_Source *src);
void ecdb_source_add_directory_recursive(Ecdb_Source *parent);
Ecdb_Source *
ecdb_source_new(void)
{
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Ecdb_Source *src;
src = calloc(1, sizeof(Ecdb_Source));
if (!src)
{
return NULL;
}
if (!ecdb_source_init(src))
{
FREE(src);
return NULL;
}
return src;
}
int
ecdb_source_init(Ecdb_Source *src)
{
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src->dir = FALSE;
src->num_children = 0;
src->size = 0;
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src->children = calloc(1, sizeof(Ecdb_Source));
if (!src->children)
{
return FALSE;
}
src->children[src->num_children] = NULL;
return TRUE;
}
void
ecdb_source_destroy(Ecdb_Source *src)
{
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int i;
Ecdb_Source *child;
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if (!src)
return;
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/* free the non-recursive stuff */
if (src->dst)
{
eina_stringshare_del(src->dst);
src->dst = NULL;
}
/* Not sure what to do here. The nodes should already be dealt with
* in normal operation. Maybe have another function that specifically
* deals with this in error cases. Anyways, commented out for now
*/
//if (src->node) iso_node_unref(src->node);
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if (src->children)
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{
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for (i = 0; src->children[i]; i++)
{
child = src->children[i];
ecdb_source_destroy(child);
}
FREE(src->children);
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}
FREE(src);
}
void
ecdb_source_data_set(Ecdb_Source *src, const char *dst)
{
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if ((!src) || (!ecore_file_exists(dst)))
{
return;
}
src->dst = eina_stringshare_add(dst);
src->size = ecore_file_size(dst);
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/* Add the files recursively here */
if (ecore_file_is_dir(src->dst))
{
src->dir = !!TRUE;
ecdb_source_add_directory_recursive(src);
}
}
void
ecdb_source_add_directory_recursive(Ecdb_Source *parent)
{
Eina_List *files;
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Ecdb_Source *child;
char path[PATH_MAX];
char *src;
files = ecore_file_ls(parent->dst);
EINA_LIST_FREE(files, src)
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{
child = ecdb_source_new();
snprintf(path, PATH_MAX, "%s/%s", parent->dst, src);
ecdb_source_data_set(child, path);
ecdb_source_child_append(parent, child);
FREE(src);
}
files = eina_list_free(files);
}
void
ecdb_source_child_append(Ecdb_Source *src, Ecdb_Source *child)
{
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long long orig, diff;
Ecdb_Source *p;
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if (src == child)
{
EINA_ERROR_PWARN("Trying to make a parent of itself!\n");
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return;
}
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orig = src->size;
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src->num_children++;
/* This is really inefficient when adding directories with lots and lots
* of child files. Its good enough not to be a hugely critical thing,
* but before release I need to test against using a list, or before
* adding a directory count the list and malloc the entire size. Also
* need to worry about multi-file drag and drop.
*/
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src->children = realloc(src->children, sizeof(Ecdb_Source) *
(src->num_children + 1));
src->children[src->num_children - 1] = child;
src->children[src->num_children] = NULL;
src->size += child->size;
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child->parent = src;
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diff = src->size - orig;
p = src;
while (p->parent)
{
p = p->parent;
p->size += diff;
}
}
/* Basically here we can remove all occurences (who knows why we'd get
* multiple, but whatever), or just the first. For now remove the first, and
* see how that goes
*/
void
ecdb_source_child_remove(Ecdb_Source *src, Ecdb_Source *child)
{
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Ecdb_Source **temp;
Ecdb_Source *s;
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int i, cidx, f;
if (src == child)
{
EINA_ERROR_PWARN("Trying to remove oneself\n");
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return;
}
temp = calloc(src->num_children, sizeof(Ecdb_Source));
temp[src->num_children - 1] = NULL;
cidx = f = 0;
for (i = 0; src->children[i]; i++)
{
if ((src->children[i] == child) && (!f))
{
f++;
continue;
}
temp[cidx] = src->children[i];
cidx++;
}
FREE(src->children);
src->children = temp;
src->num_children--;
// Propogate the size changes back up to the root
s = src;
do {
s->size -= child->size;
if (s->parent)
s = s->parent;
else
break;
} while (1);
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child->parent = NULL;
}
void
ecdb_source_add_children_rec(Ecdb_Source *parent, IsoImage *image)
{
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IsoDir *cd = NULL;
Ecdb_Source *cs;
int i;
if ((!parent) || (!image))
return;
i = 0;
while ((cs = parent->children[i]))
{
if (cs->dir)
{
iso_tree_add_new_dir(ISO_DIR(parent->node),
ecore_file_file_get(cs->dst), &cd);
cs->node = ISO_NODE(cd);
/* If the source has children, find the node from above
* (if applicable), and recursively add to it */
if (cs->num_children > 0)
{
ecdb_source_add_children_rec(cs, image);
}
}
/* file */
else
{
iso_tree_add_node(image, ISO_DIR(parent->node),
cs->dst, NULL);
}
i++;
}
}
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/* proj->files should only have children */
BurnSource *
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ecdb_image_project(Ecdb_Burn_Project *bp)
{
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IsoImage *image;
Ecdb_Source *c;
IsoWriteOpts *opts;
BurnSource *data_src, *fifo_src;
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Ecdb_Data_Project *proj;
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if ((!bp->files) || (!bp->files->num_children))
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{
return NULL;
}
/* To handle already-suplied image files */
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if ((bp->files->num_children == 1) && (ECDB_PROJECT(bp)->type ==
ECDB_IMAGE_PROJECT))
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{
efreet_mime_init();
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c = bp->files->children[0];
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if ((!ecore_file_is_dir(c->dst)) &&
(!strcmp(efreet_mime_type_get(c->dst), "application/x-cd-image")))
{
data_src = burn_file_source_new(c->dst, NULL);
goto FIFO_CREATE;
}
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else if (ECDB_PROJECT(bp)->type == ECDB_IMAGE_PROJECT)
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{
EINA_ERROR_PWARN("Supplied file is not an image!\n");
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efreet_mime_shutdown();
return NULL;
}
efreet_mime_shutdown();
}
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if (ECDB_PROJECT(bp)->type == ECDB_DATA_PROJECT)
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{
proj = ECDB_DATA(bp);
}
else
{
EINA_ERROR_PWARN("Incorrect project type!\n");
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return NULL;
}
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/* Otherwise we have a bunch of files */
if (!iso_image_new(proj->volume_id, &image))
{
EINA_ERROR_PWARN("Failed to create image!\n");
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return NULL;
}
/* Set all ids */
if (proj->publisher_id)
{
iso_image_set_publisher_id(image, proj->publisher_id);
}
if (proj->data_preparer_id)
{
iso_image_set_data_preparer_id(image, proj->data_preparer_id);
}
if (proj->system_id)
{
iso_image_set_system_id(image, proj->system_id);
}
if (proj->application_id)
{
iso_image_set_application_id(image, proj->application_id);
}
if (proj->copywrite_id)
{
iso_image_set_copyright_file_id(image, proj->copywrite_id);
}
if (proj->abstract_id)
{
iso_image_set_abstract_file_id(image, proj->abstract_id);
}
if (proj->biblio_id)
{
iso_image_set_biblio_file_id(image, proj->biblio_id);
}
if (!iso_write_opts_new(&opts, 2))
{
EINA_ERROR_PWARN("Failed to create writing options!\n");
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iso_image_unref(image);
return NULL;
}
/* And some write opts stuff */
iso_write_opts_set_iso_level(opts, proj->iso_level);
iso_write_opts_set_joliet(opts, proj->use_joliet);
iso_write_opts_set_rockridge(opts, proj->use_rockridge);
iso_write_opts_set_iso1999(opts, proj->iso1990);
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iso_write_opts_set_appendable(opts, bp->multi);
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iso_tree_set_follow_symlinks(image, proj->follow_symlinks);
iso_tree_set_ignore_hidden(image, proj->ignore_hidden);
iso_tree_set_ignore_special(image, proj->ignore_special);
/* actually fill image with some files now */
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bp->files->node = ISO_NODE(iso_image_get_root(image));
ecdb_source_add_children_rec(bp->files, image);
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/* Make the burn source here */
iso_image_create_burn_source(image, opts, &data_src);
iso_write_opts_free(opts);
iso_image_unref(image);
/* And, convert to fifo */
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FIFO_CREATE:
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fifo_src = burn_fifo_source_new(data_src, bp->fifo_chunksize,
bp->fifo_chunks, 0);
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burn_source_free(data_src);
return fifo_src;
}