Prima implementazione, fatta col culo in 20 min ma va.

IDchanger.c

+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int main( int argc, char **argv ){
+    if( argc != 2 ){
+        printf("ID changer error\n");
+        return 1;
+    }
+
+    char type[100], ID[1000], c;
+    int i, type_cnt = 0, ID_cnt = 0;
+    int start=0, startID=0;
+    for( i = 0; (c=getchar())!=','; i++ ){
+        if( c == '@'){
+            start=1;
+            continue;
+        }
+        if( !startID && start ){
+            if( c == '{' ){
+                type[type_cnt] = '\0';
+                startID = 1;
+            }
+            else type[type_cnt++] = c;
+        }
+        else
+            if(c != '{' ) ID[ID_cnt++] = c;
+    }
+    ID[ID_cnt]='\0';
+   
+    printf("@%s{ %s,", type, argv[1] );
+    while( ( c=getchar() )!=-1 )
+        putchar(c);
+    return 0;
+}
+

doi_adder.sh

+#! /bin/bash
+DOI=$1
+KEY=$2
+BIBFILE=$3
+curl -LH "Accept: text/bibliography; style=bibtex" https://dx.doi.org/$DOI | sed -e 's/}, /},\n\t/g' -e 's/, /,\n\t/' -e 's/}}/}\n}\n/g' -e 's/=/\t\t=\t/g' -e 's/publisher\t\t/publisher\t/g' | /home/mattia/.script/DOI_adder/IDchanger $KEY >> $BIBFILE