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authorEthan Yonker <dees_troy@teamw.in>2015-10-05 15:48:22 +0200
committerEthan Yonker <dees_troy@teamw.in>2015-10-16 22:23:56 +0200
commit561c58de198e4e56d5c82f4d85ba40bbf263a8df (patch)
tree5dac391782245bb98d1c97e4fe248e58431e6640 /gui/pages.cpp
parentRemove support for non-TTF fonts (diff)
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Diffstat (limited to 'gui/pages.cpp')
-rw-r--r--gui/pages.cpp159
1 files changed, 80 insertions, 79 deletions
diff --git a/gui/pages.cpp b/gui/pages.cpp
index 4c98a7233..374a431a8 100644
--- a/gui/pages.cpp
+++ b/gui/pages.cpp
@@ -807,48 +807,15 @@ int PageSet::CheckInclude(ZipArchive* package, xml_document<> *parentDoc)
// We can try to load the XML directly...
filename = TWRES;
filename += attr->value();
- LOGINFO("PageSet::CheckInclude loading filename: '%s'\n", filename.c_str());
- struct stat st;
- if(stat(filename.c_str(),&st) != 0) {
- LOGERR("Unable to locate '%s'\n", filename.c_str());
- return -1;
- }
-
- len = st.st_size;
- xmlFile = (char*) malloc(len + 1);
- if (!xmlFile)
- return -1;
-
- int fd = open(filename.c_str(), O_RDONLY);
- if (fd == -1)
- return -1;
-
- read(fd, xmlFile, len);
- close(fd);
} else {
filename += attr->value();
- LOGINFO("PageSet::CheckInclude loading filename: '%s'\n", filename.c_str());
- const ZipEntry* ui_xml = mzFindZipEntry(package, filename.c_str());
- if (ui_xml == NULL)
- {
- LOGERR("Unable to locate '%s' in zip file\n", filename.c_str());
- return -1;
- }
-
- // Allocate the buffer for the file
- len = mzGetZipEntryUncompLen(ui_xml);
- xmlFile = (char*) malloc(len + 1);
- if (!xmlFile)
- return -1;
-
- if (!mzExtractZipEntryToBuffer(package, ui_xml, (unsigned char*) xmlFile))
- {
- LOGERR("Unable to extract '%s'\n", filename.c_str());
- return -1;
- }
+ }
+ xmlFile = PageManager::LoadFileToBuffer(filename, package);
+ if (xmlFile == NULL) {
+ LOGERR("PageSet::CheckInclude unable to load '%s'\n", filename.c_str());
+ return -1;
}
- xmlFile[len] = '\0';
doc = new xml_document<>();
doc->parse<0>(xmlFile);
@@ -889,17 +856,21 @@ int PageSet::CheckInclude(ZipArchive* package, xml_document<> *parentDoc)
templates.pop_back();
doc->clear();
delete doc;
+ free(xmlFile);
return -1;
}
mIncludedDocs.push_back(doc);
- if (CheckInclude(package, doc))
+ if (CheckInclude(package, doc)) {
+ free(xmlFile);
return -1;
+ }
chld = chld->next_sibling("xmlfile");
}
-
+ if (xmlFile)
+ free(xmlFile);
return 0;
}
@@ -1144,6 +1115,66 @@ int PageSet::NotifyVarChange(std::string varName, std::string value)
return (mCurrentPage ? mCurrentPage->NotifyVarChange(varName, value) : -1);
}
+char* PageManager::LoadFileToBuffer(std::string filename, ZipArchive* package) {
+ size_t len;
+ char* buffer = NULL;
+
+ if (!package) {
+ // We can try to load the XML directly...
+ LOGINFO("PageManager::LoadFileToBuffer loading filename: '%s' directly\n", filename.c_str());
+ struct stat st;
+ if(stat(filename.c_str(),&st) != 0) {
+ // This isn't always an error, sometimes we request files that don't exist.
+ return NULL;
+ }
+
+ len = (size_t)st.st_size;
+
+ buffer = (char*) malloc(len + 1);
+ if (!buffer) {
+ LOGERR("PageManager::LoadFileToBuffer failed to malloc\n");
+ return NULL;
+ }
+
+ int fd = open(filename.c_str(), O_RDONLY);
+ if (fd == -1) {
+ LOGERR("PageManager::LoadFileToBuffer failed to open '%s' - (%s)\n", filename.c_str(), strerror(errno));
+ free(buffer);
+ return NULL;
+ }
+
+ if (read(fd, buffer, len) < 0) {
+ LOGERR("PageManager::LoadFileToBuffer failed to read '%s' - (%s)\n", filename.c_str(), strerror(errno));
+ free(buffer);
+ close(fd);
+ return NULL;
+ }
+ close(fd);
+ } else {
+ LOGINFO("PageManager::LoadFileToBuffer loading filename: '%s' from zip\n", filename.c_str());
+ const ZipEntry* zipentry = mzFindZipEntry(package, filename.c_str());
+ if (zipentry == NULL) {
+ LOGERR("Unable to locate '%s' in zip file\n", filename.c_str());
+ return NULL;
+ }
+
+ // Allocate the buffer for the file
+ len = mzGetZipEntryUncompLen(zipentry);
+ buffer = (char*) malloc(len + 1);
+ if (!buffer)
+ return NULL;
+
+ if (!mzExtractZipEntryToBuffer(package, zipentry, (unsigned char*) buffer)) {
+ LOGERR("Unable to extract '%s'\n", filename.c_str());
+ free(buffer);
+ return NULL;
+ }
+ }
+ // NULL-terminate the string
+ buffer[len] = 0x00;
+ return buffer;
+}
+
int PageManager::LoadPackage(std::string name, std::string package, std::string startpage)
{
int fd;
@@ -1161,22 +1192,6 @@ int PageManager::LoadPackage(std::string name, std::string package, std::string
LOGINFO("Load XML directly\n");
tw_x_offset = TW_X_OFFSET;
tw_y_offset = TW_Y_OFFSET;
- // We can try to load the XML directly...
- struct stat st;
- if(stat(package.c_str(),&st) != 0)
- return -1;
-
- len = st.st_size;
- xmlFile = (char*) malloc(len + 1);
- if (!xmlFile)
- return -1;
-
- fd = open(package.c_str(), O_RDONLY);
- if (fd == -1)
- goto error;
-
- read(fd, xmlFile, len);
- close(fd);
}
else
{
@@ -1187,36 +1202,21 @@ int PageManager::LoadPackage(std::string name, std::string package, std::string
return -1;
if (sysMapFile(package.c_str(), &map) != 0) {
LOGERR("Failed to map '%s'\n", package.c_str());
- return -1;
+ goto error;
}
if (mzOpenZipArchive(map.addr, map.length, &zip)) {
LOGERR("Unable to open zip archive '%s'\n", package.c_str());
sysReleaseMap(&map);
- return -1;
- }
- pZip = &zip;
- const ZipEntry* ui_xml = mzFindZipEntry(&zip, "ui.xml");
- if (ui_xml == NULL)
- {
- LOGERR("Unable to locate ui.xml in zip file\n");
- goto error;
- }
-
- // Allocate the buffer for the file
- len = mzGetZipEntryUncompLen(ui_xml);
- xmlFile = (char*) malloc(len + 1);
- if (!xmlFile)
- goto error;
-
- if (!mzExtractZipEntryToBuffer(&zip, ui_xml, (unsigned char*) xmlFile))
- {
- LOGERR("Unable to extract ui.xml\n");
goto error;
}
+ pZip = &zip;
+ package = "ui.xml";
}
- // NULL-terminate the string
- xmlFile[len] = 0x00;
+ xmlFile = LoadFileToBuffer(package, pZip);
+ if (xmlFile == NULL) {
+ goto error;
+ }
// Before loading, mCurrentSet must be the loading package so we can find resources
pageSet = mCurrentSet;
@@ -1243,10 +1243,11 @@ int PageManager::LoadPackage(std::string name, std::string package, std::string
mzCloseZipArchive(pZip);
sysReleaseMap(&map);
}
+ free(xmlFile);
return ret;
error:
- LOGERR("An internal error has occurred.\n");
+ // Sometimes we get here without a real error
if (pZip) {
mzCloseZipArchive(pZip);
sysReleaseMap(&map);