improvements in template engine and routes

Makefile

@@ -15,6 +15,10 @@ ESP_FLASH_MODE=0
 ESP_FLASH_FREQ_DIV=0
 
 
+GZIP_COMPRESSION=yes
+USE_HEATSHRINK=yes
+
+
 ifeq ("$(OUTPUT_TYPE)","separate")
 #In case of separate ESPFS and binaries, set the pos and length of the ESPFS here.
 ESPFS_POS = 0x18000

esp_iot_sdk_v1.5.2/include/spi_flash.h

@@ -6,6 +6,8 @@
 #ifndef SPI_FLASH_H
 #define SPI_FLASH_H
 
+#include <c_types.h>
+
 typedef enum {
 	SPI_FLASH_RESULT_OK,
 	SPI_FLASH_RESULT_ERR,

esp_meas.pro

@@ -3,7 +3,7 @@ CONFIG += console
 CONFIG -= app_bundle
 CONFIG -= qt
 
-DEFINES = ESPFS_HEATSHRINK
+DEFINES = ESPFS_HEATSHRINK HTTPD_MAX_CONNECTIONS=4 __ets__
 
 INCLUDEPATH = . \
 	esp_iot_sdk_v1.5.2/include \
@@ -11,6 +11,7 @@ INCLUDEPATH = . \
 	libesphttpd/include \
 	libesphttpd/espfs \
 	libesphttpd/core \
+	libesphttpd/lib/heatshrink \
 	sbmp
 
 SOURCES += \

esp_meas.pro.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 3.6.0, 2016-03-17T20:40:21. -->
+<!-- Written by QtCreator 3.6.0, 2016-03-18T00:49:39. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

esphttpdconfig.mk

@@ -12,13 +12,13 @@
 # Adding JPG or PNG files (and any other compressed formats) is not recommended, because GZIP compression does not works effectively on compressed files.
 
 #Static gzipping is disabled by default.
-GZIP_COMPRESSION ?= no
+GZIP_COMPRESSION ?= yes
 
 # If COMPRESS_W_YUI is set to "yes" then the static css and js files will be compressed with yui-compressor
 # This option works only when GZIP_COMPRESSION is set to "yes"
 # http://yui.github.io/yuicompressor/
 #Disabled by default.
-COMPRESS_W_YUI ?= no
+COMPRESS_W_YUI ?= yes
 YUI-COMPRESSOR ?= /usr/bin/yui-compressor
 
 #If USE_HEATSHRINK is set to "yes" then the espfs files will be compressed with Heatshrink and decompressed

htmlpreview.sh

@@ -1,12 +0,0 @@
-#!/bin/bash
-
-rm -rf html_preview
-
-cp -rs "$PWD/html" "$PWD/html_preview/"
-
-for file in $(find html_preview/ -name "*.tpl")
-do 
-  mv $file `echo $file | sed s/.tpl$/.html/`
-done
-
-echo "Html preview updated."

htmlserver.sh

@@ -1,4 +0,0 @@
-#!/bin/bash
-
-php -S localhost:8266 -t html_preview
-

libesphttpd/Makefile

@@ -7,8 +7,8 @@ THISDIR:=$(dir $(abspath $(lastword $(MAKEFILE_LIST))))
 
 
 #Default options. If you want to change them, please create ../esphttpdconfig.mk with the options you want in it.
-GZIP_COMPRESSION ?= no
+GZIP_COMPRESSION ?= yes
-COMPRESS_W_YUI ?= no
+COMPRESS_W_YUI ?= yes
 YUI-COMPRESSOR ?= /usr/bin/yui-compressor
 USE_HEATSHRINK ?= yes
 HTTPD_WEBSOCKETS ?= yes
@@ -18,6 +18,11 @@ HTTPD_MAX_CONNECTIONS ?= 4
 #For FreeRTOS
 HTTPD_STACKSIZE ?= 2048
 
+# this works only if you also enable YUI-COMPRESSOR
+HTML-MINIFIER ?= html-minifier -c html-minifier-conf.json
+COMPRESS_W_HTMLMINIFIER ?= yes
+
+
 # Output directors to store intermediate compiled files
 # relative to the project directory
 BUILD_BASE	= build
@@ -162,6 +167,9 @@ ifeq ("$(COMPRESS_W_YUI)","yes")
 	$(Q) echo "Compression assets with yui-compressor. This may take a while..."
 	$(Q) for file in `find html_compressed -type f -name "*.js"`; do $(YUI-COMPRESSOR) --type js $$file -o $$file; done
 	$(Q) for file in `find html_compressed -type f -name "*.css"`; do $(YUI-COMPRESSOR) --type css $$file -o $$file; done
+ifeq ("$(COMPRESS_W_HTMLMINIFIER)","yes")
+	$(Q) for file in `find html_compressed -type f -name "*.html" -o -name "*.htm" -o -name "*.tpl"`; do $(HTML-MINIFIER) $$file -o $$file; done
+endif
 	$(Q) awk "BEGIN {printf \"YUI compression ratio was: %.2f%%\\n\", (`du -b -s html_compressed/ | sed 's/\([0-9]*\).*/\1/'`/`du -b -s ../html/ | sed 's/\([0-9]*\).*/\1/'`)*100}"
 # mkespfsimage will compress html, css, svg and js files with gzip by default if enabled
 # override with -g cmdline parameter

libesphttpd/core/httpd.c

@@ -86,10 +86,10 @@ static const ICACHE_RODATA_ATTR MimeMap mimeTypes[]={
 };
 
 //Returns a static char* to a mime type for a given url to a file.
-const char ICACHE_FLASH_ATTR *httpdGetMimetype(char *url) {
+const char ICACHE_FLASH_ATTR *httpdGetMimetype(const char *url) {
 	int i=0;
 	//Go find the extension
-	char *ext=url+(strlen(url)-1);
+	const char *ext=url+(strlen(url)-1);
 	while (ext!=url && *ext!='.') ext--;
 	if (*ext=='.') ext++;
 
@@ -99,7 +99,7 @@ const char ICACHE_FLASH_ATTR *httpdGetMimetype(char *url) {
 }
 
 //Looks up the connData info for a specific connection
-static HttpdConnData ICACHE_FLASH_ATTR *httpdFindConnData(ConnTypePtr conn, char *remIp, int remPort) {
+static HttpdConnData ICACHE_FLASH_ATTR *httpdFindConnData(ConnTypePtr conn, const char *remIp, int remPort) {
 	for (int i=0; i<HTTPD_MAX_CONNECTIONS; i++) {
 		if (connData[i] && connData[i]->remote_port == remPort &&
 						memcmp(connData[i]->remote_ip, remIp, 4) == 0) {
@@ -154,7 +154,7 @@ int ICACHE_FLASH_ATTR httpdUrlDecode(char *val, int valLen, char *ret, int retLe
 			esced=2;
 		} else if (esced==2) {
 			escVal+=httpdHexVal(val[s]);
-			ret[d++]=escVal;
+			ret[d++]=(char)escVal;
 			esced=0;
 		} else if (val[s]=='%') {
 			esced=1;
@@ -481,7 +481,7 @@ void ICACHE_FLASH_ATTR httpdSentCb(ConnTypePtr rconn, char *remIp, int remPort)
 		httpdCgiIsDone(conn);
 	}
 	if (r==HTTPD_CGI_NOTFOUND || r==HTTPD_CGI_AUTHENTICATED) {
-		httpd_printf("ERROR! CGI fn returns code %d after sending data! Bad CGI!\n", r);
+		error("ERROR! CGI fn returns code %d after sending data! Bad CGI!", r);
 		httpdCgiIsDone(conn);
 	}
 	httpdFlushSendBuffer(conn);
@@ -514,6 +514,7 @@ static void ICACHE_FLASH_ATTR httpdProcessRequest(HttpdConnData *conn) {
 				conn->cgiData=NULL;
 				conn->cgi=builtInUrls[i].cgiCb;
 				conn->cgiArg=builtInUrls[i].cgiArg;
+				conn->cgiArg2=builtInUrls[i].cgiArg2;
 				break;
 			}
 			i++;

libesphttpd/core/httpdespfs.c

@@ -27,7 +27,8 @@ static const char *gzipNonSupportedMessage = "HTTP/1.0 501 Not implemented\r\n"
 											 "Your browser does not accept gzip-compressed data.\r\n";
 
 
-EspFsFile *tryOpenIndex(const char *path)
+
+static EspFsFile *tryOpenIndex_do(const char *path, const char *indexname)
 {
 	// Try appending index.tpl
 	char fname[100];
@@ -41,17 +42,38 @@ EspFsFile *tryOpenIndex(const char *path)
 	}
 
 	// add index
-	strcpy(fname + url_len, "index.tpl");
+	strcpy(fname + url_len, indexname);
 
 	return espFsOpen(fname);
 }
 
 
+EspFsFile *tryOpenIndex(const char *path)
+{
+	EspFsFile * file;
 
-//This is a catch-all cgi function. It takes the url passed to it, looks up the corresponding
+	// if there is a dot in the file, assume it's an extension
-//path in the filesystem and if it exists, passes the file through. This simulates what a normal
+	// no point in trying to find index in this case, abort.
-//webserver would do with static files.
+	if (strchr(path, '.') != NULL) return NULL;
-int ICACHE_FLASH_ATTR cgiEspFsHook(HttpdConnData *connData)
+
+
+	// try index.html
+	file = tryOpenIndex_do(path, "index.html");
+	if (file != NULL) return file;
+
+	// try index.htm
+	file = tryOpenIndex_do(path, "index.htm");
+	if (file != NULL) return file;
+
+	// try index.tpl
+	file = tryOpenIndex_do(path, "index.tpl");
+	if (file != NULL) return file;
+
+	return NULL; // failed to guess the right name
+}
+
+
+int ICACHE_FLASH_ATTR serveStaticFile(HttpdConnData *connData, const char* filepath)
 {
 	EspFsFile *file = connData->cgiData;
 	int len;
@@ -65,18 +87,21 @@ int ICACHE_FLASH_ATTR cgiEspFsHook(HttpdConnData *connData)
 		return HTTPD_CGI_DONE;
 	}
 
+	// invalid call.
+	if (filepath == NULL) {
+		printf("serveStaticFile called with NULL path!\n");
+		return HTTPD_CGI_NOTFOUND;
+	}
+
 	if (file == NULL) {
 		//First call to this cgi. Open the file so we can read it.
-		file = espFsOpen(connData->url);
+		file = espFsOpen(filepath);
 		if (file == NULL) {
-
 			// file not found
-			file = tryOpenIndex(connData->url);
-
-			if (file == NULL) {
-				return HTTPD_CGI_NOTFOUND;
-			}
 
+			// If this is a folder, look for index file
+			file = tryOpenIndex(filepath);
+			if (file == NULL) return HTTPD_CGI_NOTFOUND;
 		}
 
 		// The gzip checking code is intentionally without #ifdefs because checking
@@ -100,7 +125,7 @@ int ICACHE_FLASH_ATTR cgiEspFsHook(HttpdConnData *connData)
 
 		connData->cgiData = file;
 		httpdStartResponse(connData, 200);
-		httpdHeader(connData, "Content-Type", httpdGetMimetype(connData->url));
+		httpdHeader(connData, "Content-Type", httpdGetMimetype(filepath));
 		if (isGzip) {
 			httpdHeader(connData, "Content-Encoding", "gzip");
 		}
@@ -122,6 +147,21 @@ int ICACHE_FLASH_ATTR cgiEspFsHook(HttpdConnData *connData)
 }
 
 
+
+//This is a catch-all cgi function. It takes the url passed to it, looks up the corresponding
+//path in the filesystem and if it exists, passes the file through. This simulates what a normal
+//webserver would do with static files.
+int ICACHE_FLASH_ATTR cgiEspFsHook(HttpdConnData *connData)
+{
+	return serveStaticFile(connData, connData->url);
+}
+
+
+int ICACHE_FLASH_ATTR cgiEspFsFile(HttpdConnData *connData)
+{
+	return serveStaticFile(connData, connData->cgiArg);
+}
+
 //cgiEspFsTemplate can be used as a template.
 
 #define TEMPLATE_CHUNK 1024
@@ -164,18 +204,25 @@ int ICACHE_FLASH_ATTR cgiEspFsTemplate(HttpdConnData *connData)
 
 		tpd->chunk_resume = false;
 
-		tpd->file = espFsOpen(connData->url);
-		if (tpd->file == NULL) {
 
-			// file not found
+		const char *filepath = connData->url;
-			tpd->file = tryOpenIndex(connData->url);
 
+		// check for custom template URL
+		if (connData->cgiArg2 != NULL) {
+			filepath = connData->cgiArg2;
+			printf("Using filepath %s\n", filepath);
+		}
+
+		tpd->file = espFsOpen(filepath);
+		if (tpd->file == NULL) {
+			// If this is a folder, look for index file
+			tpd->file = tryOpenIndex(filepath);
 			if (tpd->file == NULL) {
-				espFsClose(tpd->file);
 				free(tpd);
 				return HTTPD_CGI_NOTFOUND;
 			}
 		}
+
 		tpd->tplArg = NULL;
 		tpd->tokenPos = -1;
 		if (espFsFlags(tpd->file) & FLAG_GZIP) {
@@ -186,7 +233,7 @@ int ICACHE_FLASH_ATTR cgiEspFsTemplate(HttpdConnData *connData)
 		}
 		connData->cgiData = tpd;
 		httpdStartResponse(connData, 200);
-		httpdHeader(connData, "Content-Type", httpdGetMimetype(connData->url));
+		httpdHeader(connData, "Content-Type", httpdGetMimetype(filepath));
 		httpdEndHeaders(connData);
 		return HTTPD_CGI_MORE;
 	}

libesphttpd/espfs/espfs.c

@@ -39,15 +39,15 @@ It's written for use with httpd, but doesn't need to be used as such.
 #include "heatshrink_decoder.h"
 #endif
 
-static char* espFsData = NULL;
+static const char* espFsData = NULL;
 
 
 struct EspFsFile {
-	EspFsHeader *header;
+	const EspFsHeader *header;
 	char decompressor;
 	int32_t posDecomp;
-	char *posStart;
+	const char *posStart;
-	char *posComp;
+	const char *posComp;
 	void *decompData;
 };
 
@@ -67,7 +67,8 @@ Accessing the flash through the mem emulation at 0x40200000 is a bit hairy: All
 a memory exception, crashing the program.
 */
 
-EspFsInitResult ICACHE_FLASH_ATTR espFsInit(void *flashAddress) {
+EspFsInitResult ICACHE_FLASH_ATTR espFsInit(const void *flashAddress)
+{
 	if ((uint32_t)flashAddress > 0x40200000) {
 		flashAddress = (void*)((uint32_t)flashAddress - 0x40200000);
 	}
@@ -84,7 +85,7 @@ EspFsInitResult ICACHE_FLASH_ATTR espFsInit(void *flashAddress) {
 		return ESPFS_INIT_RESULT_NO_IMAGE;
 	}
 
-	espFsData = (char *)flashAddress;
+	espFsData = (const char *)flashAddress;
 	return ESPFS_INIT_RESULT_OK;
 }
 
@@ -93,7 +94,8 @@ EspFsInitResult ICACHE_FLASH_ATTR espFsInit(void *flashAddress) {
 
 //ToDo: perhaps memcpy also does unaligned accesses?
 #ifdef __ets__
-void ICACHE_FLASH_ATTR readFlashUnaligned(char *dst, char *src, int len) {
+void ICACHE_FLASH_ATTR readFlashUnaligned(char *dst, char *src, int len)
+{
 	uint8_t src_offset = ((uint32_t)src) & 3;
 	uint32_t src_address = ((uint32_t)src) - src_offset;
 
@@ -106,7 +108,8 @@ void ICACHE_FLASH_ATTR readFlashUnaligned(char *dst, char *src, int len) {
 #endif
 
 // Returns flags of opened file.
-int ICACHE_FLASH_ATTR espFsFlags(EspFsFile *fh) {
+int ICACHE_FLASH_ATTR espFsFlags(EspFsFile *fh)
+{
 	if (fh == NULL) {
 		httpd_printf("File handle not ready\n");
 		return -1;
@@ -118,13 +121,16 @@ int ICACHE_FLASH_ATTR espFsFlags(EspFsFile *fh) {
 }
 
 //Open a file and return a pointer to the file desc struct.
-EspFsFile ICACHE_FLASH_ATTR *espFsOpen(char *fileName) {
+EspFsFile ICACHE_FLASH_ATTR *espFsOpen(const char *fileName)
+{
+	printf("Open file %s\n", fileName);
+
 	if (espFsData == NULL) {
 		httpd_printf("Call espFsInit first!\n");
 		return NULL;
 	}
-	char *p=espFsData;
+	const char *p = espFsData;
-	char *hpos;
+	const char *hpos;
 	char namebuf[256];
 	EspFsHeader h;
 	EspFsFile *r;
@@ -141,7 +147,7 @@ EspFsFile ICACHE_FLASH_ATTR *espFsOpen(char *fileName) {
 			return NULL;
 		}
 		if (h.flags & FLAG_LASTFILE) {
-			httpd_printf("End of image.\n");
+			httpd_printf("File %s not found in EspFS.\n", fileName);
 			return NULL;
 		}
 		//Grab the name of the file.
@@ -155,7 +161,7 @@ EspFsFile ICACHE_FLASH_ATTR *espFsOpen(char *fileName) {
 			r = (EspFsFile *)malloc(sizeof(EspFsFile)); //Alloc file desc mem
 //          httpd_printf("Alloc %p\n", r);
 			if (r == NULL) return NULL;
-			r->header=(EspFsHeader *)hpos;
+			r->header = (const EspFsHeader *)hpos;
 			r->decompressor = h.compression;
 			r->posComp = p;
 			r->posStart = p;
@@ -168,7 +174,7 @@ EspFsFile ICACHE_FLASH_ATTR *espFsOpen(char *fileName) {
 				char parm;
 				heatshrink_decoder *dec;
 				//Decoder params are stored in 1st byte.
-				readFlashUnaligned(&parm, r->posComp, 1);
+				readFlashUnaligned(&parm, (char*)r->posComp, 1);
 				r->posComp++;
 				httpd_printf("Heatshrink compressed file; decode parms = %x\n", parm);
 				dec = heatshrink_decoder_alloc(16, (parm >> 4) & 0xf, parm & 0xf);
@@ -187,7 +193,8 @@ EspFsFile ICACHE_FLASH_ATTR *espFsOpen(char *fileName) {
 }
 
 //Read len bytes from the given file into buff. Returns the actual amount of bytes read.
-int ICACHE_FLASH_ATTR espFsRead(EspFsFile *fh, char *buff, int len) {
+int ICACHE_FLASH_ATTR espFsRead(EspFsFile *fh, char *buff, int len)
+{
 	int flen, fdlen;
 	if (fh == NULL) return 0;
 
@@ -199,7 +206,7 @@ int ICACHE_FLASH_ATTR espFsRead(EspFsFile *fh, char *buff, int len) {
 		toRead = flen - (fh->posComp - fh->posStart);
 		if (len > toRead) len = toRead;
 //      httpd_printf("Reading %d bytes from %x\n", len, (unsigned int)fh->posComp);
-		readFlashUnaligned(buff, fh->posComp, len);
+		readFlashUnaligned(buff, (char*)fh->posComp, len);
 		fh->posDecomp += len;
 		fh->posComp += len;
 //      httpd_printf("Done reading %d bytes, pos=%x\n", len, fh->posComp);
@@ -225,7 +232,7 @@ int ICACHE_FLASH_ATTR espFsRead(EspFsFile *fh, char *buff, int len) {
 			//ToDo: Check ret val of heatshrink fns for errors
 			elen = flen - (fh->posComp - fh->posStart);
 			if (elen > 0) {
-				readFlashUnaligned(ebuff, fh->posComp, 16);
+				readFlashUnaligned(ebuff, (char*)fh->posComp, 16);
 				heatshrink_decoder_sink(dec, (uint8_t *)ebuff, (elen > 16) ? 16 : elen, &rlen);
 				fh->posComp += rlen;
 			}
@@ -252,7 +259,8 @@ int ICACHE_FLASH_ATTR espFsRead(EspFsFile *fh, char *buff, int len) {
 }
 
 //Close the file.
-void ICACHE_FLASH_ATTR espFsClose(EspFsFile *fh) {
+void ICACHE_FLASH_ATTR espFsClose(EspFsFile *fh)
+{
 	if (fh == NULL) return;
 #ifdef ESPFS_HEATSHRINK
 	if (fh->decompressor == COMPRESS_HEATSHRINK) {

libesphttpd/espfs/espfsformat.h

@@ -1,6 +1,8 @@
 #ifndef ESPROFSFORMAT_H
 #define ESPROFSFORMAT_H
 
+#include <stdint.h>
+
 /*
 Stupid cpio-like tool to make read-only 'filesystems' that live on the flash SPI chip of the module.
 Can (will) use lzf compression (when I come around to it) to make shit quicker. Aligns names, files,

libesphttpd/html-minifier-conf.json

@@ -0,0 +1,25 @@
+{
+  "removeComments": true,
+  "removeCommentsFromCDATA": true,
+  "removeCDATASectionsFromCDATA": true,
+  "collapseWhitespace": true,
+  "conservativeCollapse": false,
+  "collapseBooleanAttributes": true,
+  "removeTagWhitespace": true,
+  "removeAttributeQuotes": true,
+  "removeRedundantAttributes": true,
+  "useShortDoctype": true,
+  "removeEmptyAttributes": true,
+  "removeScriptTypeAttributes": true,
+  "removeStyleLinkTypeAttributes": true,
+  "removeOptionalTags": false,
+  "removeEmptyElements": false,
+  "lint": false,
+  "keepClosingSlash": false,
+  "caseSensitive": false,
+  "minifyJS": true,
+  "minifyCSS": true,
+  "includeAutoGeneratedTags": false,
+  "ignoreCustomComments": [],
+  "processScripts": []
+}

libesphttpd/include/espfs.h

@@ -13,8 +13,8 @@ typedef enum {
 
 typedef struct EspFsFile EspFsFile;
 
-EspFsInitResult espFsInit(void *flashAddress);
+EspFsInitResult espFsInit(const void *flashAddress);
-EspFsFile *espFsOpen(char *fileName);
+EspFsFile *espFsOpen(const char *fileName);
 int espFsFlags(EspFsFile *fh);
 int espFsRead(EspFsFile *fh, char *buff, int len);
 void espFsClose(EspFsFile *fh);

libesphttpd/include/httpd.h

@@ -26,9 +26,15 @@ struct HttpdConnData {
 	char requestType;		// One of the HTTPD_METHOD_* values
 	char *url;				// The URL requested, without hostname or GET arguments
 	char *getArgs;			// The GET arguments for this request, if any.
+
 	const void *cgiArg;		// Argument to the CGI function, as stated as the 3rd argument of
 							// the builtInUrls entry that referred to the CGI function.
+
+	const void *cgiArg2;	// Argument to the CGI function, as stated as the 4th argument of
+							// the builtInUrls entry that referred to the CGI function.
+
 	void *cgiData;			// Opaque data pointer for the CGI function
+
 	char *hostName;			// Host name field of request
 	HttpdPriv *priv;		// Opaque pointer to data for internal httpd housekeeping
 	cgiSendCallback cgi;	// CGI function pointer
@@ -55,8 +61,33 @@ typedef struct {
 	const char *url;
 	cgiSendCallback cgiCb;
 	const void *cgiArg;
+	const void *cgiArg2;
 } HttpdBuiltInUrl;
 
+
+// macros for defining HttpdBuiltInUrl's
+
+#define ROUTE_CGI_ARG2(path, handler, arg1, arg2)  {path, handler, (void *)arg1, (void *)arg2}
+
+#define ROUTE_CGI_ARG(path, handler, arg1)         ROUTE_CGI_ARG2(path, handler, arg1, NULL)
+#define ROUTE_CGI(path, handler)                   ROUTE_CGI_ARG2(path, handler, NULL, NULL)
+
+#define ROUTE_FILE(path, filepath)                 ROUTE_CGI_ARG(path, cgiEspFsStaticFile, filepath)
+
+// the argument of a template route is accessible as cgiArg2 on the connData struct.
+#define ROUTE_TPL(path, replacer)                  ROUTE_CGI_ARG(path, cgiEspFsTemplate, replacer)
+#define ROUTE_TPL_FILE(path, replacer, filepath)   ROUTE_CGI_ARG2(path, cgiEspFsTemplate, replacer, filepath)
+
+#define ROUTE_REDIRECT(path, target)               ROUTE_CGI_ARG(path, cgiRedirect, target)
+#define ROUTE_AUTH(path, passwdFunc)               ROUTE_CGI_ARG(path, authBasic, passwdFunc)
+
+// catch-all route
+#define ROUTE_FS(path)                             ROUTE_CGI(path, cgiEspFsHook)
+
+#define ROUTE_END() {NULL, NULL, NULL, NULL}
+
+
+
 int cgiRedirect(HttpdConnData *connData);
 int cgiRedirectToHostname(HttpdConnData *connData);
 int cgiRedirectApClientToHostname(HttpdConnData *connData);
@@ -64,7 +95,7 @@ void httpdRedirect(HttpdConnData *conn, char *newUrl);
 int httpdUrlDecode(char *val, int valLen, char *ret, int retLen);
 int httpdFindArg(char *line, char *arg, char *buff, int buffLen);
 void httpdInit(HttpdBuiltInUrl *fixedUrls, int port);
-const char *httpdGetMimetype(char *url);
+const char *httpdGetMimetype(const char *url);
 void httpdDisableTransferEncoding(HttpdConnData *conn);
 void httpdStartResponse(HttpdConnData *conn, int code);
 void httpdHeader(HttpdConnData *conn, const char *field, const char *val);
@@ -80,4 +111,11 @@ void httpdDisconCb(ConnTypePtr conn, char *remIp, int remPort);
 int httpdConnectCb(ConnTypePtr conn, char *remIp, int remPort);
 
 
+// debugging
+
+#define LOG_EOL "\n"
+#define dbg(fmt, ...)   httpd_printf(fmt LOG_EOL, ##__VA_ARGS__);
+#define error(fmt, ...) httpd_printf("\x1b[31;1m"fmt"\x1b[0m"LOG_EOL, ##__VA_ARGS__);
+#define info(fmt, ...)  httpd_printf("\x1b[32;1m"fmt"\x1b[0m"LOG_EOL, ##__VA_ARGS__);
+
 #endif

libesphttpd/include/httpdespfs.h

@@ -3,7 +3,13 @@
 
 #include "httpd.h"
 
+/** Catch-all, use in '*' routes */
 int cgiEspFsHook(HttpdConnData *connData);
+
+/** Template route */
 int ICACHE_FLASH_ATTR cgiEspFsTemplate(HttpdConnData *connData);
 
+/** Static file route with the file as the first arg. */
+int ICACHE_FLASH_ATTR cgiEspFsFile(HttpdConnData *connData);
+
 #endif

user/user_main.c

@@ -107,27 +107,28 @@ CgiUploadFlashDef uploadParams = {
  * general ones. Authorization things (like authBasic) act as a 'barrier' and
  * should be placed above the URLs they protect.
  */
-static HttpdBuiltInUrl builtInUrls[] = {
-	{"*", cgiRedirectApClientToHostname, "esp8266.nonet"}, // redirect func for the captive portal
-	{"/", cgiEspFsTemplate, (void *)tplCounter},
 
-	{"/multipart.tpl", cgiEspFsTemplate, (void *)tplMultipart},
 
-//	{"/random.tpl", cgiRandomNumbers, NULL},
+static HttpdBuiltInUrl builtInUrls[] = {
+	ROUTE_CGI_ARG("*", cgiRedirectApClientToHostname, "esp8266.nonet"), // redirect func for the captive portal
+
+	ROUTE_TPL("/", tplCounter),
+	ROUTE_TPL_FILE("/multipart", tplMultipart, "/multipart.tpl"),
 
 //Enable the line below to protect the WiFi configuration with an username/password combo.
-//  {"/wifi/*", authBasic, (void *)myPassFn},
+//  ROUTE_AUTH("/wifi/*", myPassFn),
-
+
-	{"/wifi", cgiRedirect, "/wifi/"},
+	ROUTE_REDIRECT("/wifi",  "/wifi/"),
-	{"/wifi/", cgiEspFsTemplate, (void *)tplWlan},
+	ROUTE_TPL_FILE("/wifi/", tplWlan, "/wifi/index.tpl"),
-	//{"/wifi/", cgiRedirect, "/wifi/wifi.tpl"},
+
-	{"/wifi/wifiscan.cgi", cgiWiFiScan, NULL},
+	ROUTE_CGI("/wifi/wifiscan.cgi", cgiWiFiScan),
-	{"/wifi/connect.cgi", cgiWiFiConnect, NULL},
+	ROUTE_CGI("/wifi/connect.cgi", cgiWiFiConnect),
-	{"/wifi/connstatus.cgi", cgiWiFiConnStatus, NULL},
+	ROUTE_CGI("/wifi/connstatus.cgi", cgiWiFiConnStatus),
-	{"/wifi/setmode.cgi", cgiWiFiSetMode, NULL},
+	ROUTE_CGI("/wifi/setmode.cgi", cgiWiFiSetMode),
-
+
-	{"*", cgiEspFsHook, NULL}, //Catch-all cgi function for the filesystem
+	ROUTE_FS("*"), //Catch-all cgi function for the filesystem
-	{NULL, NULL, NULL}
+
+	ROUTE_END()
 };