nightly

README.md

@@ -13,7 +13,11 @@ A 3d-printable housing can be found here: https://www.thingiverse.com/thing:4571
 
 ## Change log - latest version
 
-##### Rolling (2020-08-17)
+##### Rolling (2020-08-23)
+
+* Preparation for web configuration
+  
+* Security Issue: Remove access to "wlan.ini"
   
 * Only editor for config.ini
   

code/lib/jomjol_fileserver_ota/server_file.cpp

@@ -30,6 +30,8 @@
 
 #include "server_help.h"
 
+#include "Helper.h"
+
 /* Max length a file path can have on storage */
 // #define FILE_PATH_MAX (ESP_VFS_PATH_MAX + CONFIG_SPIFFS_OBJ_NAME_LEN)
 #define FILE_PATH_MAX (255)
@@ -154,6 +156,8 @@ static esp_err_t http_resp_dir_html(httpd_req_t *req, const char *dirpath)
 
     /* Iterate over all files / folders and fetch their names and sizes */
     while ((entry = readdir(dir)) != NULL) {
+        if (strcmp("wlan.ini", entry->d_name) != 0 )        // wlan.ini soll nicht angezeigt werden!
+        {
             entrytype = (entry->d_type == DT_DIR ? "directory" : "file");
 
             strlcpy(entrypath + dirpath_len, entry->d_name, sizeof(entrypath) - dirpath_len);
@@ -185,6 +189,7 @@ static esp_err_t http_resp_dir_html(httpd_req_t *req, const char *dirpath)
             httpd_resp_sendstr_chunk(req, "\"><button type=\"submit\">Delete</button></form>");
             httpd_resp_sendstr_chunk(req, "</td></tr>\n");
         }
+    }
     closedir(dir);
 
     /* Finish the file list table */
@@ -214,7 +219,7 @@ static esp_err_t download_get_handler(httpd_req_t *req)
     const char *filename = get_path_from_uri(filepath, ((struct file_server_data *)req->user_ctx)->base_path,
                                              req->uri  + sizeof("/fileserver") - 1, sizeof(filepath));    
 
-    printf("1 uri: %s, filename: %s, filepath: %s\n", req->uri, filename, filepath);
+    printf("uri: %s, filename: %s, filepath: %s\n", req->uri, filename, filepath);
 
 //    filename = get_path_from_uri(filepath, ((struct file_server_data *)req->user_ctx)->base_path,
 //                                             req->uri, sizeof(filepath));
@@ -231,7 +236,10 @@ static esp_err_t download_get_handler(httpd_req_t *req)
         return http_resp_dir_html(req, filepath);
     }
 
-    if (stat(filepath, &file_stat) == -1) {
+    std::string testwlan = toUpper(std::string(filename));
+
+    if ((stat(filepath, &file_stat) == -1) || (testwlan.compare("/WLAN.INI") == 0 )) {  // wlan.ini soll nicht angezeigt werden!
+
         /* If file not present on SPIFFS check if URI
          * corresponds to one of the hardcoded paths */
         ESP_LOGE(TAG, "Failed to stat file : %s", filepath);
@@ -248,6 +256,8 @@ static esp_err_t download_get_handler(httpd_req_t *req)
         return ESP_FAIL;
     }
 
+    esp_err_t res = httpd_resp_set_hdr(req, "Access-Control-Allow-Origin", "*");
+
     ESP_LOGI(TAG, "Sending file : %s (%ld bytes)...", filename, file_stat.st_size);
     set_content_type_from_file(req, filename);
 

code/lib/jomjol_helper/Helper.cpp

@@ -113,8 +113,20 @@ void CopyFile(string input, string output)
 	input = FormatFileName(input);
 	output = FormatFileName(output);
 
+	if (toUpper(input).compare("/SDCARD/WLAN.INI") == 0)
+	{
+		printf("wlan.ini kann nicht kopiert werden!\n");
+		return;
+	}
+
 	char cTemp;
 	FILE* fpSourceFile = fopen(input.c_str(), "rb");
+	if (!fpSourceFile)	// Sourcefile existiert nicht sonst gibt es einen Fehler beim Kopierversuch!
+	{
+		printf("File %s existiert nicht!\n", input.c_str());
+		return;
+	}
+
 	FILE* fpTargetFile = fopen(output.c_str(), "wb");
 
 	// Code Section

code/lib/jomjol_image_proc/CFindTemplate.cpp

@@ -384,6 +384,22 @@ CImageBasis::CImageBasis(uint8_t* _rgb_image, int _channels, int _width, int _he
     this->externalImage = true;
 }
 
+void CImageBasis::Contrast(float _contrast)  //input range [-100..100]
+{
+    stbi_uc* p_source;
+    
+    float contrast = (_contrast/100) + 1;  //convert to decimal & shift range: [0..2]
+    float intercept = 128 * (1 - contrast);
+
+    for (int x = 0; x < width; ++x)
+        for (int y = 0; y < height; ++y)
+        {
+            p_source = this->rgb_image + (this->channels * (y * this->width + x));
+            for (int channels = 0; channels < this->channels; ++channels)
+                p_source[channels] = (uint8_t) std::min(255, std::max(0, (int) (p_source[channels] * contrast + intercept)));
+        }
+}
+
 CImageBasis::~CImageBasis()
 {
     if (!this->externalImage)

code/lib/jomjol_image_proc/CFindTemplate.h

@@ -35,6 +35,7 @@ class CImageBasis
         void drawLine(int x1, int y1, int x2, int y2, int r, int g, int b, int thickness = 1);
         void drawCircle(int x1, int y1, int rad, int r, int g, int b, int thickness = 1);
         void setPixelColor(int x, int y, int r, int g, int b);
+        void Contrast(float _contrast);
 
 
         CImageBasis();

code/platformio.ini

@@ -24,7 +24,7 @@ board_build.embed_files  =
 ;board_build.partitions = partitions_singleapp.csv
 board_build.partitions = partition.csv
 
-lib_deps = connect_wlan, conversions, driver, sensors, jomjol_image_proc, jomjol_controlcamera, jomjol_flowcontroll, jomjol_tfliteclass, tfmicro, jomjol_fileserver_ota, jomjol_time_sntp, jomjol_logfile
+lib_deps = jomjol_helper, connect_wlan, conversions, driver, sensors, jomjol_image_proc, jomjol_controlcamera, jomjol_flowcontroll, jomjol_tfliteclass, tfmicro, jomjol_fileserver_ota, jomjol_time_sntp, jomjol_logfile
 monitor_speed = 115200
 
 debug_tool = esp-prog

code/src/server_main.cpp

@@ -138,8 +138,12 @@ esp_err_t hello_main_handler(httpd_req_t *req)
         httpd_resp_send_err(req, HTTPD_404_NOT_FOUND, "File does not exist");
         return ESP_FAIL;
     }
+    esp_err_t res;
+    res = httpd_resp_set_hdr(req, "Access-Control-Allow-Origin", "*");
+    if (res != ESP_OK)
+        return res;
 
-    esp_err_t res = send_file(req, filetosend, &file_stat);
+    res = send_file(req, filetosend, &file_stat);
     if (res != ESP_OK)
         return res;
 

code/src/server_tflite.cpp

@@ -8,6 +8,8 @@
 #include <iomanip>
 #include <sstream>
 
+#include "Helper.h"
+
 #include "esp_camera.h"
 #include "time_sntp.h"
 #include "ClassControllCamera.h"
@@ -125,6 +127,7 @@ esp_err_t handler_doflow(httpd_req_t *req)
 
 
 
+
 esp_err_t handler_wasserzaehler(httpd_req_t *req)
 {
     LogFile.WriteToFile("handler_wasserzaehler");    
@@ -215,6 +218,121 @@ esp_err_t handler_wasserzaehler(httpd_req_t *req)
 
 
 
+    /* Respond with an empty chunk to signal HTTP response completion */
+    httpd_resp_sendstr_chunk(req, NULL);   
+
+    return ESP_OK;
+};
+
+
+esp_err_t handler_editflow(httpd_req_t *req)
+{
+    LogFile.WriteToFile("handler_editflow");    
+    const char* resp_str;
+    string zw;
+    bool _rawValue = false;
+
+    printf("handler_editflow uri:\n"); printf(req->uri); printf("\n");
+
+    char _query[200];
+    char _valuechar[30];
+    string _task;
+
+    if (httpd_req_get_url_query_str(req, _query, 200) == ESP_OK)
+    {
+        if (httpd_query_key_value(_query, "task", _valuechar, 30) == ESP_OK)
+        {
+            printf("task is found"); printf(_valuechar); printf("\n"); 
+            _task = string(_valuechar);
+        }
+    }  
+
+    if (_task.compare("copy") == 0)
+    {
+        string in, out, zw;
+
+        httpd_query_key_value(_query, "in", _valuechar, 30);
+        in = string(_valuechar);
+        printf("in: "); printf(in.c_str()); printf("\n"); 
+
+        httpd_query_key_value(_query, "out", _valuechar, 30);         
+        out = string(_valuechar);  
+        printf("out: "); printf(out.c_str()); printf("\n"); 
+
+        in = "/sdcard" + in;
+        out = "/sdcard" + out;
+
+        CopyFile(in, out);
+        zw = "Copy Done";
+        httpd_resp_sendstr_chunk(req, zw.c_str()); 
+    }
+
+
+    if (_task.compare("cutref") == 0)
+    {
+        string in, out, zw;
+        int x, y, dx, dy;
+        bool enhance = false;
+
+        httpd_query_key_value(_query, "in", _valuechar, 30);
+        in = string(_valuechar);
+        printf("in: "); printf(in.c_str()); printf("\n"); 
+
+        httpd_query_key_value(_query, "out", _valuechar, 30);         
+        out = string(_valuechar);  
+        printf("out: "); printf(out.c_str()); printf("\n"); 
+
+        httpd_query_key_value(_query, "x", _valuechar, 30);
+        zw = string(_valuechar);  
+        x = stoi(zw);              
+        printf("x: "); printf(zw.c_str()); printf("\n"); 
+
+        httpd_query_key_value(_query, "y", _valuechar, 30);
+        zw = string(_valuechar);  
+        y = stoi(zw);              
+        printf("y: "); printf(zw.c_str()); printf("\n"); 
+
+        httpd_query_key_value(_query, "dx", _valuechar, 30);
+        zw = string(_valuechar);  
+        dx = stoi(zw);  
+        printf("dx: "); printf(zw.c_str()); printf("\n"); 
+
+        httpd_query_key_value(_query, "dy", _valuechar, 30);
+        zw = string(_valuechar);  
+        dy = stoi(zw);          
+        printf("dy: "); printf(zw.c_str()); printf("\n"); 
+
+        if (httpd_query_key_value(_query, "enhance", _valuechar, 10) == ESP_OK)
+        {
+            zw = string(_valuechar);
+            if (zw.compare("true") == 0)
+            {
+                enhance = true;
+            }
+        }
+
+        in = "/sdcard" + in;
+        out = "/sdcard" + out;
+
+        string out2 = out.substr(0, out.length() - 4) + "_org.jpg";
+
+        CAlignAndCutImage *caic = new CAlignAndCutImage(in);
+        caic->CutAndSave(out2, x, y, dx, dy);
+        delete caic;    
+
+        CImageBasis *cim = new CImageBasis(out2);
+        if (enhance)
+        {
+            cim->Contrast(90);
+        }
+
+        cim->SaveToFile(out);
+        delete cim;        
+
+        zw = "CutImage Done";
+        httpd_resp_sendstr_chunk(req, zw.c_str()); 
+    }
+
     /* Respond with an empty chunk to signal HTTP response completion */
     httpd_resp_sendstr_chunk(req, NULL);   
 
@@ -321,6 +439,12 @@ void register_server_tflite_uri(httpd_handle_t server)
     camuri.user_ctx  = (void*) "Light Off"; 
     httpd_register_uri_handler(server, &camuri);  
 
+    
+    camuri.uri       = "/editflow.html";
+    camuri.handler   = handler_editflow;
+    camuri.user_ctx  = (void*) "EditFlow"; 
+    httpd_register_uri_handler(server, &camuri);     
+
     camuri.uri       = "/wasserzaehler.html";
     camuri.handler   = handler_wasserzaehler;
     camuri.user_ctx  = (void*) "Wasserzaehler";